81681522

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1047199}}^1$

素因数の和:1047217

約数の個数: 16

約数和(自身を含む): 175929600

約数和(自身を除く): 94248078

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1047199, 2094398, 3141597, 6283194, 13613587, 27227174, 40840761, 81681522]

約数ペア:

[(1, 81681522), (2, 40840761), (3, 27227174), (6, 13613587), (13, 6283194), (26, 3141597), (39, 2094398), (78, 1047199)]