81095385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2213}}^1$

素因数の和:2577

約数の個数: 32

約数和(自身を含む): 148780800

約数和(自身を除く): 67685415

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 349, 1047, 1745, 2213, 2443, 5235, 6639, 7329, 11065, 12215, 15491, 33195, 36645, 46473, 77455, 232365, 772337, 2317011, 3861685, 5406359, 11585055, 16219077, 27031795, 81095385]

約数ペア:

[(1, 81095385), (3, 27031795), (5, 16219077), (7, 11585055), (15, 5406359), (21, 3861685), (35, 2317011), (105, 772337), (349, 232365), (1047, 77455), (1745, 46473), (2213, 36645), (2443, 33195), (5235, 15491), (6639, 12215), (7329, 11065)]