131319870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397939}}^1$

素因数の和:397960

約数の個数: 32

約数和(自身を含む): 343820160

約数和(自身を除く): 212500290

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 397939, 795878, 1193817, 1989695, 2387634, 3979390, 4377329, 5969085, 8754658, 11938170, 13131987, 21886645, 26263974, 43773290, 65659935, 131319870]

約数ペア:

[(1, 131319870), (2, 65659935), (3, 43773290), (5, 26263974), (6, 21886645), (10, 13131987), (11, 11938170), (15, 8754658), (22, 5969085), (30, 4377329), (33, 3979390), (55, 2387634), (66, 1989695), (110, 1193817), (165, 795878), (330, 397939)]