396653721

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 553512960

約数和(自身を除く): 156859239

約数列:

[1, 3, 41, 103, 123, 131, 239, 309, 393, 717, 4223, 5371, 9799, 12669, 13493, 16113, 24617, 29397, 31309, 40479, 73851, 93927, 553213, 1009297, 1283669, 1659639, 3027891, 3224827, 3851007, 9674481, 132217907, 396653721]

約数ペア:

[(1, 396653721), (3, 132217907), (41, 9674481), (103, 3851007), (123, 3224827), (131, 3027891), (239, 1659639), (309, 1283669), (393, 1009297), (717, 553213), (4223, 93927), (5371, 73851), (9799, 40479), (12669, 31309), (13493, 29397), (16113, 24617)]