56869425

素因数分解:

$3^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{487}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 105290880

約数和(自身を除く): 48421455

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 173, 225, 487, 519, 675, 865, 1461, 1557, 2435, 2595, 4325, 4383, 4671, 7305, 7785, 12175, 12975, 13149, 21915, 23355, 36525, 38925, 65745, 84251, 109575, 116775, 252753, 328725, 421255, 758259, 1263765, 2106275, 2274777, 3791295, 6318825, 11373885, 18956475, 56869425]

約数ペア:

[(1, 56869425), (3, 18956475), (5, 11373885), (9, 6318825), (15, 3791295), (25, 2274777), (27, 2106275), (45, 1263765), (75, 758259), (135, 421255), (173, 328725), (225, 252753), (487, 116775), (519, 109575), (675, 84251), (865, 65745), (1461, 38925), (1557, 36525), (2435, 23355), (2595, 21915), (4325, 13149), (4383, 12975), (4671, 12175), (7305, 7785)]