128614548

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{249253}}^1$

素因数の和:249303

約数の個数: 24

約数和(自身を含む): 307080928

約数和(自身を除く): 178466380

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 249253, 498506, 747759, 997012, 1495518, 2991036, 10717879, 21435758, 32153637, 42871516, 64307274, 128614548]

約数ペア:

[(1, 128614548), (2, 64307274), (3, 42871516), (4, 32153637), (6, 21435758), (12, 10717879), (43, 2991036), (86, 1495518), (129, 997012), (172, 747759), (258, 498506), (516, 249253)]