77131755

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{28099}}^1$

素因数の和:28171

約数の個数: 24

約数和(自身を含む): 135891600

約数和(自身を除く): 58759845

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 28099, 84297, 140495, 252891, 421485, 1264455, 1714039, 5142117, 8570195, 15426351, 25710585, 77131755]

約数ペア:

[(1, 77131755), (3, 25710585), (5, 15426351), (9, 8570195), (15, 5142117), (45, 1714039), (61, 1264455), (183, 421485), (305, 252891), (549, 140495), (915, 84297), (2745, 28099)]