90990831

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1\times {\mathrm{677}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 123406848

約数和(自身を除く): 32416017

約数列:

[1, 3, 71, 213, 631, 677, 1893, 2031, 44801, 48067, 134403, 144201, 427187, 1281561, 30330277, 90990831]

約数ペア:

[(1, 90990831), (3, 30330277), (71, 1281561), (213, 427187), (631, 144201), (677, 134403), (1893, 48067), (2031, 44801)]