68708979

素因数分解:

$3^7\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 104500800

約数和(自身を除く): 35791821

約数列:

[1, 3, 9, 27, 81, 89, 243, 267, 353, 729, 801, 1059, 2187, 2403, 3177, 7209, 9531, 21627, 28593, 31417, 64881, 85779, 94251, 194643, 257337, 282753, 772011, 848259, 2544777, 7634331, 22902993, 68708979]

約数ペア:

[(1, 68708979), (3, 22902993), (9, 7634331), (27, 2544777), (81, 848259), (89, 772011), (243, 282753), (267, 257337), (353, 194643), (729, 94251), (801, 85779), (1059, 64881), (2187, 31417), (2403, 28593), (3177, 21627), (7209, 9531)]