216205655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{37309}}^1$

素因数の和:37394

約数の個数: 16

約数和(自身を含む): 277586400

約数和(自身を除く): 61380745

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 37309, 186545, 708871, 2275849, 3544355, 11379245, 43241131, 216205655]

約数ペア:

[(1, 216205655), (5, 43241131), (19, 11379245), (61, 3544355), (95, 2275849), (305, 708871), (1159, 186545), (5795, 37309)]