212970910

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{130657}}^1$

素因数の和:130827

約数の個数: 16

約数和(自身を含む): 385702416

約数和(自身を除く): 172731506

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 130657, 261314, 653285, 1306570, 21297091, 42594182, 106485455, 212970910]

約数ペア:

[(1, 212970910), (2, 106485455), (5, 42594182), (10, 21297091), (163, 1306570), (326, 653285), (815, 261314), (1630, 130657)]