68275405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{8221}}^1$

素因数の和:8388

約数の個数: 16

約数和(自身を含む): 89981568

約数和(自身を除く): 21706163

約数列:

[1, 5, 11, 55, 151, 755, 1661, 8221, 8305, 41105, 90431, 452155, 1241371, 6206855, 13655081, 68275405]

約数ペア:

[(1, 68275405), (5, 13655081), (11, 6206855), (55, 1241371), (151, 452155), (755, 90431), (1661, 41105), (8221, 8305)]