78805364

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{162821}}^1$

素因数の和:162847

約数の個数: 18

約数和(自身を含む): 151587282

約数和(自身を除く): 72781918

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 162821, 325642, 651284, 1791031, 3582062, 7164124, 19701341, 39402682, 78805364]

約数ペア:

[(1, 78805364), (2, 39402682), (4, 19701341), (11, 7164124), (22, 3582062), (44, 1791031), (121, 651284), (242, 325642), (484, 162821)]