289011670

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{70663}}^1$

素因数の和:71079

約数の個数: 16

約数和(自身を含む): 521500320

約数和(自身を除く): 232488650

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 70663, 141326, 353315, 706630, 28901167, 57802334, 144505835, 289011670]

約数ペア:

[(1, 289011670), (2, 144505835), (5, 57802334), (10, 28901167), (409, 706630), (818, 353315), (2045, 141326), (4090, 70663)]