15223325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1565

約数の個数: 24

約数和(自身を含む): 20998656

約数和(自身を除く): 5775331

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 1511, 2015, 7555, 10075, 19643, 37775, 46841, 98215, 234205, 491075, 608933, 1171025, 3044665, 15223325]

約数ペア:

[(1, 15223325), (5, 3044665), (13, 1171025), (25, 608933), (31, 491075), (65, 234205), (155, 98215), (325, 46841), (403, 37775), (775, 19643), (1511, 10075), (2015, 7555)]