81921592

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{330329}}^1$

素因数の和:330366

約数の個数: 16

約数和(自身を含む): 158558400

約数和(自身を除く): 76636808

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 330329, 660658, 1321316, 2642632, 10240199, 20480398, 40960796, 81921592]

約数ペア:

[(1, 81921592), (2, 40960796), (4, 20480398), (8, 10240199), (31, 2642632), (62, 1321316), (124, 660658), (248, 330329)]