186777215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{30949}}^1$

素因数の和:31042

約数の個数: 16

約数和(自身を含む): 240667200

約数和(自身を除く): 53889985

約数列:

[1, 5, 17, 71, 85, 355, 1207, 6035, 30949, 154745, 526133, 2197379, 2630665, 10986895, 37355443, 186777215]

約数ペア:

[(1, 186777215), (5, 37355443), (17, 10986895), (71, 2630665), (85, 2197379), (355, 526133), (1207, 154745), (6035, 30949)]