253912568

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11251}}^1$

素因数の和:11308

約数の個数: 64

約数和(自身を含む): 604907520

約数和(自身を除く): 350994952

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1612, 1736, 2821, 3224, 5642, 11251, 11284, 22502, 22568, 45004, 78757, 90008, 146263, 157514, 292526, 315028, 348781, 585052, 630056, 697562, 1023841, 1170104, 1395124, 2047682, 2441467, 2790248, 4095364, 4534153, 4882934, 8190728, 9068306, 9765868, 18136612, 19531736, 31739071, 36273224, 63478142, 126956284, 253912568]

約数ペア:

[(1, 253912568), (2, 126956284), (4, 63478142), (7, 36273224), (8, 31739071), (13, 19531736), (14, 18136612), (26, 9765868), (28, 9068306), (31, 8190728), (52, 4882934), (56, 4534153), (62, 4095364), (91, 2790248), (104, 2441467), (124, 2047682), (182, 1395124), (217, 1170104), (248, 1023841), (364, 697562), (403, 630056), (434, 585052), (728, 348781), (806, 315028), (868, 292526), (1612, 157514), (1736, 146263), (2821, 90008), (3224, 78757), (5642, 45004), (11251, 22568), (11284, 22502)]