81734216

素因数分解:

$2^3\times {\mathrm{647}}^1\times {\mathrm{15791}}^1$

素因数の和:16444

約数の個数: 16

約数和(自身を含む): 153498240

約数和(自身を除く): 71764024

約数列:

[1, 2, 4, 8, 647, 1294, 2588, 5176, 15791, 31582, 63164, 126328, 10216777, 20433554, 40867108, 81734216]

約数ペア:

[(1, 81734216), (2, 40867108), (4, 20433554), (8, 10216777), (647, 126328), (1294, 63164), (2588, 31582), (5176, 15791)]