7986745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 11289600

約数和(自身を除く): 3302855

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 223, 247, 377, 551, 1115, 1235, 1885, 2755, 2899, 4237, 6467, 7163, 14495, 21185, 32335, 35815, 55081, 84071, 122873, 275405, 420355, 614365, 1597349, 7986745]

約数ペア:

[(1, 7986745), (5, 1597349), (13, 614365), (19, 420355), (29, 275405), (65, 122873), (95, 84071), (145, 55081), (223, 35815), (247, 32335), (377, 21185), (551, 14495), (1115, 7163), (1235, 6467), (1885, 4237), (2755, 2899)]