13151355

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 25362720

約数和(自身を除く): 12211365

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 145, 147, 203, 245, 435, 609, 617, 735, 1015, 1421, 1851, 3045, 3085, 4263, 4319, 7105, 9255, 12957, 17893, 21315, 21595, 30233, 53679, 64785, 89465, 90699, 125251, 151165, 268395, 375753, 453495, 626255, 876757, 1878765, 2630271, 4383785, 13151355]

約数ペア:

[(1, 13151355), (3, 4383785), (5, 2630271), (7, 1878765), (15, 876757), (21, 626255), (29, 453495), (35, 375753), (49, 268395), (87, 151165), (105, 125251), (145, 90699), (147, 89465), (203, 64785), (245, 53679), (435, 30233), (609, 21595), (617, 21315), (735, 17893), (1015, 12957), (1421, 9255), (1851, 7105), (3045, 4319), (3085, 4263)]