312812984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{23857}}^1$

素因数の和:24023

約数の個数: 32

約数和(自身を含む): 644166000

約数和(自身を除く): 331353016

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1639, 3278, 6556, 13112, 23857, 47714, 95428, 190856, 262427, 524854, 1049708, 2099416, 3554693, 7109386, 14218772, 28437544, 39101623, 78203246, 156406492, 312812984]

約数ペア:

[(1, 312812984), (2, 156406492), (4, 78203246), (8, 39101623), (11, 28437544), (22, 14218772), (44, 7109386), (88, 3554693), (149, 2099416), (298, 1049708), (596, 524854), (1192, 262427), (1639, 190856), (3278, 95428), (6556, 47714), (13112, 23857)]