66240111

素因数分解:

$3^1\times 7^2\times {\mathrm{557}}^1\times {\mathrm{809}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 103051440

約数和(自身を除く): 36811329

約数列:

[1, 3, 7, 21, 49, 147, 557, 809, 1671, 2427, 3899, 5663, 11697, 16989, 27293, 39641, 81879, 118923, 450613, 1351839, 3154291, 9462873, 22080037, 66240111]

約数ペア:

[(1, 66240111), (3, 22080037), (7, 9462873), (21, 3154291), (49, 1351839), (147, 450613), (557, 118923), (809, 81879), (1671, 39641), (2427, 27293), (3899, 16989), (5663, 11697)]