487958770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{288733}}^1$

素因数の和:288766

約数の個数: 24

約数和(自身を含む): 951089796

約数和(自身を除く): 463131026

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 288733, 577466, 1443665, 2887330, 3753529, 7507058, 18767645, 37535290, 48795877, 97591754, 243979385, 487958770]

約数ペア:

[(1, 487958770), (2, 243979385), (5, 97591754), (10, 48795877), (13, 37535290), (26, 18767645), (65, 7507058), (130, 3753529), (169, 2887330), (338, 1443665), (845, 577466), (1690, 288733)]