201640959

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{2011}}^1$

素因数の和:2887

約数の個数: 24

約数和(自身を含む): 314185872

約数和(自身を除く): 112544913

約数列:

[1, 3, 9, 13, 39, 117, 857, 2011, 2571, 6033, 7713, 11141, 18099, 26143, 33423, 78429, 100269, 235287, 1723427, 5170281, 15510843, 22404551, 67213653, 201640959]

約数ペア:

[(1, 201640959), (3, 67213653), (9, 22404551), (13, 15510843), (39, 5170281), (117, 1723427), (857, 235287), (2011, 100269), (2571, 78429), (6033, 33423), (7713, 26143), (11141, 18099)]