42192981

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{11083}}^1$

素因数の和:11142

約数の個数: 20

約数和(自身を含む): 64375872

約数和(自身を除く): 22182891

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 11083, 33249, 99747, 299241, 520901, 897723, 1562703, 4688109, 14064327, 42192981]

約数ペア:

[(1, 42192981), (3, 14064327), (9, 4688109), (27, 1562703), (47, 897723), (81, 520901), (141, 299241), (423, 99747), (1269, 33249), (3807, 11083)]