7428785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 11370240

約数和(自身を除く): 3941455

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 563, 1015, 1885, 2639, 2815, 3941, 7319, 13195, 16327, 19705, 36595, 51233, 81635, 114289, 212251, 256165, 571445, 1061255, 1485757, 7428785]

約数ペア:

[(1, 7428785), (5, 1485757), (7, 1061255), (13, 571445), (29, 256165), (35, 212251), (65, 114289), (91, 81635), (145, 51233), (203, 36595), (377, 19705), (455, 16327), (563, 13195), (1015, 7319), (1885, 3941), (2639, 2815)]