42257747

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 51217920

約数和(自身を除く): 8960173

約数列:

[1, 7, 47, 49, 59, 311, 329, 413, 2177, 2303, 2773, 2891, 14617, 15239, 18349, 19411, 102319, 128443, 135877, 716233, 862403, 899101, 6036821, 42257747]

約数ペア:

[(1, 42257747), (7, 6036821), (47, 899101), (49, 862403), (59, 716233), (311, 135877), (329, 128443), (413, 102319), (2177, 19411), (2303, 18349), (2773, 15239), (2891, 14617)]