1290847354

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{68611}}^1$

素因数の和:69045

約数の個数: 16

約数和(自身を含む): 2025426240

約数和(自身を除く): 734578886

約数列:

[1, 2, 23, 46, 409, 818, 9407, 18814, 68611, 137222, 1578053, 3156106, 28061899, 56123798, 645423677, 1290847354]

約数ペア:

[(1, 1290847354), (2, 645423677), (23, 56123798), (46, 28061899), (409, 3156106), (818, 1578053), (9407, 137222), (18814, 68611)]