133294978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{20873}}^1$

素因数の和:21009

約数の個数: 16

約数和(自身を含む): 208406016

約数和(自身を除く): 75111038

約数列:

[1, 2, 31, 62, 103, 206, 3193, 6386, 20873, 41746, 647063, 1294126, 2149919, 4299838, 66647489, 133294978]

約数ペア:

[(1, 133294978), (2, 66647489), (31, 4299838), (62, 2149919), (103, 1294126), (206, 647063), (3193, 41746), (6386, 20873)]