131531998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{64037}}^1$

素因数の和:64131

約数の個数: 16

約数和(自身を含む): 215167680

約数和(自身を除く): 83635682

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 64037, 128074, 832481, 1664962, 5058923, 10117846, 65765999, 131531998]

約数ペア:

[(1, 131531998), (2, 65765999), (13, 10117846), (26, 5058923), (79, 1664962), (158, 832481), (1027, 128074), (2054, 64037)]