9872005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13807}}^1$

素因数の和:13836

約数の個数: 16

約数和(自身を含む): 13918464

約数和(自身を除く): 4046459

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 13807, 69035, 151877, 179491, 759385, 897455, 1974401, 9872005]

約数ペア:

[(1, 9872005), (5, 1974401), (11, 897455), (13, 759385), (55, 179491), (65, 151877), (143, 69035), (715, 13807)]