129815906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1579}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 220466880

約数和(自身を除く): 90650974

約数列:

[1, 2, 11, 22, 37, 74, 101, 202, 407, 814, 1111, 1579, 2222, 3158, 3737, 7474, 17369, 34738, 41107, 58423, 82214, 116846, 159479, 318958, 642653, 1285306, 1754269, 3508538, 5900723, 11801446, 64907953, 129815906]

約数ペア:

[(1, 129815906), (2, 64907953), (11, 11801446), (22, 5900723), (37, 3508538), (74, 1754269), (101, 1285306), (202, 642653), (407, 318958), (814, 159479), (1111, 116846), (1579, 82214), (2222, 58423), (3158, 41107), (3737, 34738), (7474, 17369)]