81538434

素因数分解:

$2^1\times 3^3\times {\mathrm{1509971}}^1$

素因数の和:1509982

約数の個数: 16

約数和(自身を含む): 181196640

約数和(自身を除く): 99658206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1509971, 3019942, 4529913, 9059826, 13589739, 27179478, 40769217, 81538434]

約数ペア:

[(1, 81538434), (2, 40769217), (3, 27179478), (6, 13589739), (9, 9059826), (18, 4529913), (27, 3019942), (54, 1509971)]