81930609

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{7841}}^1$

素因数の和:7899

約数の個数: 24

約数和(自身を含む): 125597472

約数和(自身を除く): 43666863

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 7841, 10449, 23523, 70569, 211707, 337163, 635121, 1011489, 1905363, 3034467, 9103401, 27310203, 81930609]

約数ペア:

[(1, 81930609), (3, 27310203), (9, 9103401), (27, 3034467), (43, 1905363), (81, 1011489), (129, 635121), (243, 337163), (387, 211707), (1161, 70569), (3483, 23523), (7841, 10449)]