2490147177

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 3994873344

約数和(自身を除く): 1504726167

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 197, 277, 287, 371, 591, 831, 861, 1113, 1379, 1939, 2173, 4137, 5817, 6519, 8077, 10441, 11357, 14681, 15211, 24231, 31323, 34071, 44043, 45633, 54569, 56539, 73087, 79499, 102767, 163707, 169617, 219261, 238497, 308301, 381983, 428081, 601921, 1145949, 1284243, 1805763, 2237329, 2892157, 2996567, 4213447, 6711987, 8676471, 8989701, 12640341, 15661303, 20245099, 46983909, 60735297, 118578437, 355735311, 830049059, 2490147177]

約数ペア:

[(1, 2490147177), (3, 830049059), (7, 355735311), (21, 118578437), (41, 60735297), (53, 46983909), (123, 20245099), (159, 15661303), (197, 12640341), (277, 8989701), (287, 8676471), (371, 6711987), (591, 4213447), (831, 2996567), (861, 2892157), (1113, 2237329), (1379, 1805763), (1939, 1284243), (2173, 1145949), (4137, 601921), (5817, 428081), (6519, 381983), (8077, 308301), (10441, 238497), (11357, 219261), (14681, 169617), (15211, 163707), (24231, 102767), (31323, 79499), (34071, 73087), (44043, 56539), (45633, 54569)]