158993121

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9719}}^1$

素因数の和:9789

約数の個数: 32

約数和(自身を含む): 261273600

約数和(自身を除く): 102280479

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 5453, 9719, 16359, 29157, 68033, 184661, 204099, 398479, 553983, 1195437, 1292627, 2789353, 3877881, 7571101, 8368059, 22713303, 52997707, 158993121]

約数ペア:

[(1, 158993121), (3, 52997707), (7, 22713303), (19, 8368059), (21, 7571101), (41, 3877881), (57, 2789353), (123, 1292627), (133, 1195437), (287, 553983), (399, 398479), (779, 204099), (861, 184661), (2337, 68033), (5453, 29157), (9719, 16359)]