1257457106

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1\times {\mathrm{7331}}^1$

素因数の和:8089

約数の個数: 16

約数和(自身を含む): 1903093920

約数和(自身を除く): 645636814

約数列:

[1, 2, 139, 278, 617, 1234, 7331, 14662, 85763, 171526, 1019009, 2038018, 4523227, 9046454, 628728553, 1257457106]

約数ペア:

[(1, 1257457106), (2, 628728553), (139, 9046454), (278, 4523227), (617, 2038018), (1234, 1019009), (7331, 171526), (14662, 85763)]