81100005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{772381}}^1$

素因数の和:772396

約数の個数: 16

約数和(自身を含む): 148297344

約数和(自身を除く): 67197339

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 772381, 2317143, 3861905, 5406667, 11585715, 16220001, 27033335, 81100005]

約数ペア:

[(1, 81100005), (3, 27033335), (5, 16220001), (7, 11585715), (15, 5406667), (21, 3861905), (35, 2317143), (105, 772381)]