81355356

素因数分解:

$2^2\times 3^2\times {\mathrm{2259871}}^1$

素因数の和:2259881

約数の個数: 18

約数和(自身を含む): 205648352

約数和(自身を除く): 124292996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2259871, 4519742, 6779613, 9039484, 13559226, 20338839, 27118452, 40677678, 81355356]

約数ペア:

[(1, 81355356), (2, 40677678), (3, 27118452), (4, 20338839), (6, 13559226), (9, 9039484), (12, 6779613), (18, 4519742), (36, 2259871)]