129201748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{521}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 257826240

約数和(自身を除く): 128624492

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 251, 494, 502, 521, 988, 1004, 1042, 2084, 3263, 4769, 6526, 6773, 9538, 9899, 13052, 13546, 19076, 19798, 27092, 39596, 61997, 123994, 128687, 130771, 247988, 257374, 261542, 514748, 523084, 1700023, 2484649, 3400046, 4969298, 6800092, 9938596, 32300437, 64600874, 129201748]

約数ペア:

[(1, 129201748), (2, 64600874), (4, 32300437), (13, 9938596), (19, 6800092), (26, 4969298), (38, 3400046), (52, 2484649), (76, 1700023), (247, 523084), (251, 514748), (494, 261542), (502, 257374), (521, 247988), (988, 130771), (1004, 128687), (1042, 123994), (2084, 61997), (3263, 39596), (4769, 27092), (6526, 19798), (6773, 19076), (9538, 13546), (9899, 13052)]