135687531

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3821}}^1$

素因数の和:3939

約数の個数: 32

約数和(自身を含む): 220147200

約数和(自身を除く): 84459669

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 399, 623, 1691, 1869, 3821, 5073, 11463, 11837, 26747, 35511, 72599, 80241, 217797, 340069, 508193, 1020207, 1524579, 2380483, 6461311, 7141449, 19383933, 45229177, 135687531]

約数ペア:

[(1, 135687531), (3, 45229177), (7, 19383933), (19, 7141449), (21, 6461311), (57, 2380483), (89, 1524579), (133, 1020207), (267, 508193), (399, 340069), (623, 217797), (1691, 80241), (1869, 72599), (3821, 35511), (5073, 26747), (11463, 11837)]