208040259

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1409}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 324864000

約数和(自身を除く): 116823741

約数列:

[1, 3, 7, 21, 79, 89, 237, 267, 553, 623, 1409, 1659, 1869, 4227, 7031, 9863, 21093, 29589, 49217, 111311, 125401, 147651, 333933, 376203, 779177, 877807, 2337531, 2633421, 9906679, 29720037, 69346753, 208040259]

約数ペア:

[(1, 208040259), (3, 69346753), (7, 29720037), (21, 9906679), (79, 2633421), (89, 2337531), (237, 877807), (267, 779177), (553, 376203), (623, 333933), (1409, 147651), (1659, 125401), (1869, 111311), (4227, 49217), (7031, 29589), (9863, 21093)]