90225289

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 116453376

約数和(自身を除く): 26228087

約数列:

[1, 7, 11, 47, 77, 107, 233, 329, 517, 749, 1177, 1631, 2563, 3619, 5029, 8239, 10951, 17941, 24931, 35203, 55319, 76657, 120461, 174517, 274241, 387233, 843227, 1171757, 1919687, 8202299, 12889327, 90225289]

約数ペア:

[(1, 90225289), (7, 12889327), (11, 8202299), (47, 1919687), (77, 1171757), (107, 843227), (233, 387233), (329, 274241), (517, 174517), (749, 120461), (1177, 76657), (1631, 55319), (2563, 35203), (3619, 24931), (5029, 17941), (8239, 10951)]