81909146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{9721}}^1$

素因数の和:10117

約数の個数: 16

約数和(自身を含む): 134396928

約数和(自身を除く): 52487782

約数列:

[1, 2, 11, 22, 383, 766, 4213, 8426, 9721, 19442, 106931, 213862, 3723143, 7446286, 40954573, 81909146]

約数ペア:

[(1, 81909146), (2, 40954573), (11, 7446286), (22, 3723143), (383, 213862), (766, 106931), (4213, 19442), (8426, 9721)]