1912281

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2221}}^1$

素因数の和:2272

約数の個数: 16

約数和(自身を含む): 2986368

約数和(自身を除く): 1074087

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 2221, 6663, 15547, 46641, 91061, 273183, 637427, 1912281]

約数ペア:

[(1, 1912281), (3, 637427), (7, 273183), (21, 91061), (41, 46641), (123, 15547), (287, 6663), (861, 2221)]