51238915

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5927}}^1$

素因数の和:5971

約数の個数: 32

約数和(自身を含む): 79672320

約数和(自身を除く): 28433405

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 5927, 8645, 29635, 41489, 77051, 112613, 207445, 385255, 539357, 563065, 788291, 1463969, 2696785, 3941455, 7319845, 10247783, 51238915]

約数ペア:

[(1, 51238915), (5, 10247783), (7, 7319845), (13, 3941455), (19, 2696785), (35, 1463969), (65, 788291), (91, 563065), (95, 539357), (133, 385255), (247, 207445), (455, 112613), (665, 77051), (1235, 41489), (1729, 29635), (5927, 8645)]