191640274

素因数分解:

$2^1\times 7^3\times {\mathrm{257}}^1\times {\mathrm{1087}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 336844800

約数和(自身を除く): 145204526

約数列:

[1, 2, 7, 14, 49, 98, 257, 343, 514, 686, 1087, 1799, 2174, 3598, 7609, 12593, 15218, 25186, 53263, 88151, 106526, 176302, 279359, 372841, 558718, 745682, 1955513, 3911026, 13688591, 27377182, 95820137, 191640274]

約数ペア:

[(1, 191640274), (2, 95820137), (7, 27377182), (14, 13688591), (49, 3911026), (98, 1955513), (257, 745682), (343, 558718), (514, 372841), (686, 279359), (1087, 176302), (1799, 106526), (2174, 88151), (3598, 53263), (7609, 25186), (12593, 15218)]