128786216

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{42701}}^1$

素因数の和:42749

約数の個数: 32

約数和(自身を含む): 269022600

約数和(自身を除く): 140236384

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 42701, 85402, 170804, 341608, 555113, 1110226, 1238329, 2220452, 2476658, 4440904, 4953316, 9906632, 16098277, 32196554, 64393108, 128786216]

約数ペア:

[(1, 128786216), (2, 64393108), (4, 32196554), (8, 16098277), (13, 9906632), (26, 4953316), (29, 4440904), (52, 2476658), (58, 2220452), (104, 1238329), (116, 1110226), (232, 555113), (377, 341608), (754, 170804), (1508, 85402), (3016, 42701)]