388680968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{128873}}^1$

素因数の和:128921

約数の個数: 32

約数和(自身を含む): 811906200

約数和(自身を除く): 423225232

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 128873, 257746, 515492, 1030984, 1675349, 3350698, 3737317, 6701396, 7474634, 13402792, 14949268, 29898536, 48585121, 97170242, 194340484, 388680968]

約数ペア:

[(1, 388680968), (2, 194340484), (4, 97170242), (8, 48585121), (13, 29898536), (26, 14949268), (29, 13402792), (52, 7474634), (58, 6701396), (104, 3737317), (116, 3350698), (232, 1675349), (377, 1030984), (754, 515492), (1508, 257746), (3016, 128873)]