15641655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 26749440

約数和(自身を除く): 11107785

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 773, 1065, 1349, 2319, 3865, 4047, 6745, 11595, 14687, 20235, 44061, 54883, 73435, 164649, 220305, 274415, 823245, 1042777, 3128331, 5213885, 15641655]

約数ペア:

[(1, 15641655), (3, 5213885), (5, 3128331), (15, 1042777), (19, 823245), (57, 274415), (71, 220305), (95, 164649), (213, 73435), (285, 54883), (355, 44061), (773, 20235), (1065, 14687), (1349, 11595), (2319, 6745), (3865, 4047)]