30640981

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{443}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 36102528

約数和(自身を除く): 5461547

約数列:

[1, 7, 41, 241, 287, 443, 1687, 3101, 9881, 18163, 69167, 106763, 127141, 747341, 4377283, 30640981]

約数ペア:

[(1, 30640981), (7, 4377283), (41, 747341), (241, 127141), (287, 106763), (443, 69167), (1687, 18163), (3101, 9881)]