81521826

素因数分解:

$2^1\times 3^1\times {\mathrm{653}}^1\times {\mathrm{20807}}^1$

素因数の和:21465

約数の個数: 16

約数和(自身を含む): 163301184

約数和(自身を除く): 81779358

約数列:

[1, 2, 3, 6, 653, 1306, 1959, 3918, 20807, 41614, 62421, 124842, 13586971, 27173942, 40760913, 81521826]

約数ペア:

[(1, 81521826), (2, 40760913), (3, 27173942), (6, 13586971), (653, 124842), (1306, 62421), (1959, 41614), (3918, 20807)]