81028026

素因数分解:

$2^1\times 3^4\times {\mathrm{500173}}^1$

素因数の和:500187

約数の個数: 20

約数和(自身を含む): 181563162

約数和(自身を除く): 100535136

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 500173, 1000346, 1500519, 3001038, 4501557, 9003114, 13504671, 27009342, 40514013, 81028026]

約数ペア:

[(1, 81028026), (2, 40514013), (3, 27009342), (6, 13504671), (9, 9003114), (18, 4501557), (27, 3001038), (54, 1500519), (81, 1000346), (162, 500173)]