42691955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{4363}}^1$

素因数の和:4490

約数の個数: 16

約数和(自身を含む): 54462720

約数和(自身を除く): 11770765

約数列:

[1, 5, 19, 95, 103, 515, 1957, 4363, 9785, 21815, 82897, 414485, 449389, 2246945, 8538391, 42691955]

約数ペア:

[(1, 42691955), (5, 8538391), (19, 2246945), (95, 449389), (103, 414485), (515, 82897), (1957, 21815), (4363, 9785)]