838663956

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2204

約数の個数: 144

約数和(自身を含む): 2445101568

約数和(自身を除く): 1606437612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 81, 93, 108, 117, 124, 156, 162, 186, 234, 243, 279, 324, 351, 372, 403, 468, 486, 558, 702, 806, 837, 972, 1053, 1116, 1209, 1404, 1612, 1674, 2106, 2141, 2418, 2511, 3159, 3348, 3627, 4212, 4282, 4836, 5022, 6318, 6423, 7254, 7533, 8564, 10044, 10881, 12636, 12846, 14508, 15066, 19269, 21762, 25692, 27833, 30132, 32643, 38538, 43524, 55666, 57807, 65286, 66371, 77076, 83499, 97929, 111332, 115614, 130572, 132742, 166998, 173421, 195858, 199113, 231228, 250497, 265484, 333996, 346842, 391716, 398226, 500994, 520263, 597339, 693684, 751491, 796452, 862823, 1001988, 1040526, 1194678, 1502982, 1725646, 1792017, 2081052, 2254473, 2389356, 2588469, 3005964, 3451292, 3584034, 4508946, 5176938, 5376051, 6763419, 7168068, 7765407, 9017892, 10353876, 10752102, 13526838, 15530814, 16128153, 21504204, 23296221, 27053676, 31061628, 32256306, 46592442, 64512612, 69888663, 93184884, 139777326, 209665989, 279554652, 419331978, 838663956]

約数ペア:

[(1, 838663956), (2, 419331978), (3, 279554652), (4, 209665989), (6, 139777326), (9, 93184884), (12, 69888663), (13, 64512612), (18, 46592442), (26, 32256306), (27, 31061628), (31, 27053676), (36, 23296221), (39, 21504204), (52, 16128153), (54, 15530814), (62, 13526838), (78, 10752102), (81, 10353876), (93, 9017892), (108, 7765407), (117, 7168068), (124, 6763419), (156, 5376051), (162, 5176938), (186, 4508946), (234, 3584034), (243, 3451292), (279, 3005964), (324, 2588469), (351, 2389356), (372, 2254473), (403, 2081052), (468, 1792017), (486, 1725646), (558, 1502982), (702, 1194678), (806, 1040526), (837, 1001988), (972, 862823), (1053, 796452), (1116, 751491), (1209, 693684), (1404, 597339), (1612, 520263), (1674, 500994), (2106, 398226), (2141, 391716), (2418, 346842), (2511, 333996), (3159, 265484), (3348, 250497), (3627, 231228), (4212, 199113), (4282, 195858), (4836, 173421), (5022, 166998), (6318, 132742), (6423, 130572), (7254, 115614), (7533, 111332), (8564, 97929), (10044, 83499), (10881, 77076), (12636, 66371), (12846, 65286), (14508, 57807), (15066, 55666), (19269, 43524), (21762, 38538), (25692, 32643), (27833, 30132)]