397777142

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1\times {\mathrm{1237}}^1$

素因数の和:1572

約数の個数: 32

約数和(自身を含む): 692170752

約数和(自身を除く): 294393610

約数列:

[1, 2, 7, 14, 103, 206, 223, 446, 721, 1237, 1442, 1561, 2474, 3122, 8659, 17318, 22969, 45938, 127411, 160783, 254822, 275851, 321566, 551702, 891877, 1783754, 1930957, 3861914, 28412653, 56825306, 198888571, 397777142]

約数ペア:

[(1, 397777142), (2, 198888571), (7, 56825306), (14, 28412653), (103, 3861914), (206, 1930957), (223, 1783754), (446, 891877), (721, 551702), (1237, 321566), (1442, 275851), (1561, 254822), (2474, 160783), (3122, 127411), (8659, 45938), (17318, 22969)]