81043638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039021}}^1$

素因数の和:1039039

約数の個数: 16

約数和(自身を含む): 174555696

約数和(自身を除く): 93512058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1039021, 2078042, 3117063, 6234126, 13507273, 27014546, 40521819, 81043638]

約数ペア:

[(1, 81043638), (2, 40521819), (3, 27014546), (6, 13507273), (13, 6234126), (26, 3117063), (39, 2078042), (78, 1039021)]