7840921

素因数分解:

${\mathrm{11}}^3\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 16

約数和(自身を含む): 8889408

約数和(自身を除く): 1048487

約数列:

[1, 11, 43, 121, 137, 473, 1331, 1507, 5203, 5891, 16577, 57233, 64801, 182347, 712811, 7840921]

約数ペア:

[(1, 7840921), (11, 712811), (43, 182347), (121, 64801), (137, 57233), (473, 16577), (1331, 5891), (1507, 5203)]