201951345

素因数分解:

$3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{20809}}^1$

素因数の和:21464

約数の個数: 16

約数和(自身を含む): 323637120

約数和(自身を除く): 121685775

約数列:

[1, 3, 5, 15, 647, 1941, 3235, 9705, 20809, 62427, 104045, 312135, 13463423, 40390269, 67317115, 201951345]

約数ペア:

[(1, 201951345), (3, 67317115), (5, 40390269), (15, 13463423), (647, 312135), (1941, 104045), (3235, 62427), (9705, 20809)]