28497390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22091}}^1$

素因数の和:22144

約数の個数: 32

約数和(自身を含む): 69987456

約数和(自身を除く): 41490066

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 22091, 44182, 66273, 110455, 132546, 220910, 331365, 662730, 949913, 1899826, 2849739, 4749565, 5699478, 9499130, 14248695, 28497390]

約数ペア:

[(1, 28497390), (2, 14248695), (3, 9499130), (5, 5699478), (6, 4749565), (10, 2849739), (15, 1899826), (30, 949913), (43, 662730), (86, 331365), (129, 220910), (215, 132546), (258, 110455), (430, 66273), (645, 44182), (1290, 22091)]