126688666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1667}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 212970240

約数和(自身を除く): 86281574

約数列:

[1, 2, 13, 26, 37, 74, 79, 158, 481, 962, 1027, 1667, 2054, 2923, 3334, 5846, 21671, 37999, 43342, 61679, 75998, 123358, 131693, 263386, 801827, 1603654, 1712009, 3424018, 4872641, 9745282, 63344333, 126688666]

約数ペア:

[(1, 126688666), (2, 63344333), (13, 9745282), (26, 4872641), (37, 3424018), (74, 1712009), (79, 1603654), (158, 801827), (481, 263386), (962, 131693), (1027, 123358), (1667, 75998), (2054, 61679), (2923, 43342), (3334, 37999), (5846, 21671)]