20030171

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{2539}}^1$

素因数の和:2583

約数の個数: 16

約数和(自身を含む): 24384000

約数和(自身を除く): 4353829

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2539, 7889, 17773, 58397, 124411, 408779, 870877, 2861453, 20030171]

約数ペア:

[(1, 20030171), (7, 2861453), (23, 870877), (49, 408779), (161, 124411), (343, 58397), (1127, 17773), (2539, 7889)]