12961208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7331}}^1$

素因数の和:7367

約数の個数: 32

約数和(自身を含む): 27714960

約数和(自身を除く): 14753752

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 7331, 14662, 29324, 58648, 95303, 124627, 190606, 249254, 381212, 498508, 762424, 997016, 1620151, 3240302, 6480604, 12961208]

約数ペア:

[(1, 12961208), (2, 6480604), (4, 3240302), (8, 1620151), (13, 997016), (17, 762424), (26, 498508), (34, 381212), (52, 249254), (68, 190606), (104, 124627), (136, 95303), (221, 58648), (442, 29324), (884, 14662), (1768, 7331)]