2161172988

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1295

約数の個数: 168

約数和(自身を含む): 6241747008

約数和(自身を除く): 4080574020

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 81, 94, 108, 117, 141, 156, 162, 188, 234, 243, 282, 324, 351, 423, 468, 486, 564, 611, 702, 729, 846, 972, 1053, 1213, 1222, 1269, 1404, 1458, 1692, 1833, 2106, 2426, 2444, 2538, 2916, 3159, 3639, 3666, 3807, 4212, 4852, 5076, 5499, 6318, 7278, 7332, 7614, 9477, 10917, 10998, 11421, 12636, 14556, 15228, 15769, 16497, 18954, 21834, 21996, 22842, 31538, 32751, 32994, 34263, 37908, 43668, 45684, 47307, 49491, 57011, 63076, 65502, 65988, 68526, 94614, 98253, 98982, 114022, 131004, 137052, 141921, 148473, 171033, 189228, 196506, 197964, 228044, 283842, 294759, 296946, 342066, 393012, 425763, 445419, 513099, 567684, 589518, 593892, 684132, 741143, 851526, 884277, 890838, 1026198, 1179036, 1277289, 1482286, 1539297, 1703052, 1768554, 1781676, 2052396, 2223429, 2554578, 2964572, 3078594, 3537108, 3831867, 4446858, 4617891, 5109156, 6157188, 6670287, 7663734, 8893716, 9235782, 11495601, 13340574, 13853673, 15327468, 18471564, 20010861, 22991202, 26681148, 27707346, 40021722, 41561019, 45982404, 55414692, 60032583, 80043444, 83122038, 120065166, 166244076, 180097749, 240130332, 360195498, 540293247, 720390996, 1080586494, 2161172988]

約数ペア:

[(1, 2161172988), (2, 1080586494), (3, 720390996), (4, 540293247), (6, 360195498), (9, 240130332), (12, 180097749), (13, 166244076), (18, 120065166), (26, 83122038), (27, 80043444), (36, 60032583), (39, 55414692), (47, 45982404), (52, 41561019), (54, 40021722), (78, 27707346), (81, 26681148), (94, 22991202), (108, 20010861), (117, 18471564), (141, 15327468), (156, 13853673), (162, 13340574), (188, 11495601), (234, 9235782), (243, 8893716), (282, 7663734), (324, 6670287), (351, 6157188), (423, 5109156), (468, 4617891), (486, 4446858), (564, 3831867), (611, 3537108), (702, 3078594), (729, 2964572), (846, 2554578), (972, 2223429), (1053, 2052396), (1213, 1781676), (1222, 1768554), (1269, 1703052), (1404, 1539297), (1458, 1482286), (1692, 1277289), (1833, 1179036), (2106, 1026198), (2426, 890838), (2444, 884277), (2538, 851526), (2916, 741143), (3159, 684132), (3639, 593892), (3666, 589518), (3807, 567684), (4212, 513099), (4852, 445419), (5076, 425763), (5499, 393012), (6318, 342066), (7278, 296946), (7332, 294759), (7614, 283842), (9477, 228044), (10917, 197964), (10998, 196506), (11421, 189228), (12636, 171033), (14556, 148473), (15228, 141921), (15769, 137052), (16497, 131004), (18954, 114022), (21834, 98982), (21996, 98253), (22842, 94614), (31538, 68526), (32751, 65988), (32994, 65502), (34263, 63076), (37908, 57011), (43668, 49491), (45684, 47307)]