9881207

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 11671872

約数和(自身を除く): 1790665

約数列:

[1, 7, 61, 73, 317, 427, 511, 2219, 4453, 19337, 23141, 31171, 135359, 161987, 1411601, 9881207]

約数ペア:

[(1, 9881207), (7, 1411601), (61, 161987), (73, 135359), (317, 31171), (427, 23141), (511, 19337), (2219, 4453)]