81173469

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67141}}^1$

素因数の和:67188

約数の個数: 16

約数和(自身を含む): 120318464

約数和(自身を除く): 39144995

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 67141, 201423, 872833, 2081371, 2618499, 6244113, 27057823, 81173469]

約数ペア:

[(1, 81173469), (3, 27057823), (13, 6244113), (31, 2618499), (39, 2081371), (93, 872833), (403, 201423), (1209, 67141)]