128230425

素因数分解:

$3^3\times 5^2\times {\mathrm{271}}^1\times {\mathrm{701}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 236770560

約数和(自身を除く): 108540135

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 271, 675, 701, 813, 1355, 2103, 2439, 3505, 4065, 6309, 6775, 7317, 10515, 12195, 17525, 18927, 20325, 31545, 36585, 52575, 60975, 94635, 157725, 182925, 189971, 473175, 569913, 949855, 1709739, 2849565, 4749275, 5129217, 8548695, 14247825, 25646085, 42743475, 128230425]

約数ペア:

[(1, 128230425), (3, 42743475), (5, 25646085), (9, 14247825), (15, 8548695), (25, 5129217), (27, 4749275), (45, 2849565), (75, 1709739), (135, 949855), (225, 569913), (271, 473175), (675, 189971), (701, 182925), (813, 157725), (1355, 94635), (2103, 60975), (2439, 52575), (3505, 36585), (4065, 31545), (6309, 20325), (6775, 18927), (7317, 17525), (10515, 12195)]