13927215

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 23427072

約数和(自身を除く): 9499857

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 491, 915, 1473, 1891, 2455, 5673, 7365, 9455, 15221, 28365, 29951, 45663, 76105, 89853, 149755, 228315, 449265, 928481, 2785443, 4642405, 13927215]

約数ペア:

[(1, 13927215), (3, 4642405), (5, 2785443), (15, 928481), (31, 449265), (61, 228315), (93, 149755), (155, 89853), (183, 76105), (305, 45663), (465, 29951), (491, 28365), (915, 15221), (1473, 9455), (1891, 7365), (2455, 5673)]