7972139

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 9408000

約数和(自身を除く): 1435861

約数列:

[1, 7, 59, 97, 199, 413, 679, 1393, 5723, 11741, 19303, 40061, 82187, 135121, 1138877, 7972139]

約数ペア:

[(1, 7972139), (7, 1138877), (59, 135121), (97, 82187), (199, 40061), (413, 19303), (679, 11741), (1393, 5723)]