997580474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{423781}}^1$

素因数の和:423901

約数の個数: 16

約数和(自身を含む): 1647664416

約数和(自身を除く): 650083942

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 423781, 847562, 4661591, 9323182, 45344567, 90689134, 498790237, 997580474]

約数ペア:

[(1, 997580474), (2, 498790237), (11, 90689134), (22, 45344567), (107, 9323182), (214, 4661591), (1177, 847562), (2354, 423781)]