28699755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{617}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 52683264

約数和(自身を除く): 23983509

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 443, 617, 1329, 1851, 2215, 3085, 3101, 4319, 6645, 9255, 9303, 12957, 15505, 21595, 46515, 64785, 273331, 819993, 1366655, 1913317, 4099965, 5739951, 9566585, 28699755]

約数ペア:

[(1, 28699755), (3, 9566585), (5, 5739951), (7, 4099965), (15, 1913317), (21, 1366655), (35, 819993), (105, 273331), (443, 64785), (617, 46515), (1329, 21595), (1851, 15505), (2215, 12957), (3085, 9303), (3101, 9255), (4319, 6645)]