78545389

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1213}}^1$

素因数の和:1536

約数の個数: 16

約数和(自身を含む): 89942832

約数和(自身を除く): 11397443

約数列:

[1, 13, 17, 221, 293, 1213, 3809, 4981, 15769, 20621, 64753, 268073, 355409, 4620317, 6041953, 78545389]

約数ペア:

[(1, 78545389), (13, 6041953), (17, 4620317), (221, 355409), (293, 268073), (1213, 64753), (3809, 20621), (4981, 15769)]