181894653

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{47779}}^1$

素因数の和:47838

約数の個数: 20

約数和(自身を含む): 277506240

約数和(自身を除く): 95611587

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 47779, 143337, 430011, 1290033, 2245613, 3870099, 6736839, 20210517, 60631551, 181894653]

約数ペア:

[(1, 181894653), (3, 60631551), (9, 20210517), (27, 6736839), (47, 3870099), (81, 2245613), (141, 1290033), (423, 430011), (1269, 143337), (3807, 47779)]