81679767

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{31259}}^1$

素因数の和:31342

約数の個数: 16

約数和(自身を含む): 119038080

約数和(自身を除く): 37358313

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 31259, 93777, 406367, 1219101, 2094353, 6283059, 27226589, 81679767]

約数ペア:

[(1, 81679767), (3, 27226589), (13, 6283059), (39, 2094353), (67, 1219101), (201, 406367), (871, 93777), (2613, 31259)]