9789505

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{1471}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 12930048

約数和(自身を除く): 3140543

約数列:

[1, 5, 11, 55, 121, 605, 1331, 1471, 6655, 7355, 16181, 80905, 177991, 889955, 1957901, 9789505]

約数ペア:

[(1, 9789505), (5, 1957901), (11, 889955), (55, 177991), (121, 80905), (605, 16181), (1331, 7355), (1471, 6655)]