815272

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{1009}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 1545300

約数和(自身を除く): 730028

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 1009, 2018, 4036, 8072, 101909, 203818, 407636, 815272]

約数ペア:

[(1, 815272), (2, 407636), (4, 203818), (8, 101909), (101, 8072), (202, 4036), (404, 2018), (808, 1009)]