257647590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2862751}}^1$

素因数の和:2862764

約数の個数: 24

約数和(自身を含む): 669883968

約数和(自身を除く): 412236378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2862751, 5725502, 8588253, 14313755, 17176506, 25764759, 28627510, 42941265, 51529518, 85882530, 128823795, 257647590]

約数ペア:

[(1, 257647590), (2, 128823795), (3, 85882530), (5, 51529518), (6, 42941265), (9, 28627510), (10, 25764759), (15, 17176506), (18, 14313755), (30, 8588253), (45, 5725502), (90, 2862751)]