290241721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{1013}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 368252352

約数和(自身を除く): 78010631

約数列:

[1, 7, 11, 61, 77, 427, 671, 1013, 3721, 4697, 7091, 11143, 26047, 40931, 61793, 78001, 286517, 432551, 679723, 3769373, 4758061, 26385611, 41463103, 290241721]

約数ペア:

[(1, 290241721), (7, 41463103), (11, 26385611), (61, 4758061), (77, 3769373), (427, 679723), (671, 432551), (1013, 286517), (3721, 78001), (4697, 61793), (7091, 40931), (11143, 26047)]