1330994888

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{251701}}^1$

素因数の和:252368

約数の個数: 16

約数和(自身を含む): 2499400860

約数和(自身を除く): 1168405972

約数列:

[1, 2, 4, 8, 661, 1322, 2644, 5288, 251701, 503402, 1006804, 2013608, 166374361, 332748722, 665497444, 1330994888]

約数ペア:

[(1, 1330994888), (2, 665497444), (4, 332748722), (8, 166374361), (661, 2013608), (1322, 1006804), (2644, 503402), (5288, 251701)]