139985428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{16657}}^1$

素因数の和:16863

約数の個数: 24

約数和(自身を含む): 268660224

約数和(自身を除く): 128674796

約数列:

[1, 2, 4, 11, 22, 44, 191, 382, 764, 2101, 4202, 8404, 16657, 33314, 66628, 183227, 366454, 732908, 3181487, 6362974, 12725948, 34996357, 69992714, 139985428]

約数ペア:

[(1, 139985428), (2, 69992714), (4, 34996357), (11, 12725948), (22, 6362974), (44, 3181487), (191, 732908), (382, 366454), (764, 183227), (2101, 66628), (4202, 33314), (8404, 16657)]