13051521

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{929}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 21665280

約数和(自身を除く): 8613759

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 929, 1561, 2007, 2787, 4683, 6503, 8361, 14049, 19509, 58527, 207167, 621501, 1450169, 1864503, 4350507, 13051521]

約数ペア:

[(1, 13051521), (3, 4350507), (7, 1864503), (9, 1450169), (21, 621501), (63, 207167), (223, 58527), (669, 19509), (929, 14049), (1561, 8361), (2007, 6503), (2787, 4683)]