1288332004

素因数分解:

$2^2\times {\mathrm{409}}^1\times {\mathrm{787489}}^1$

素因数の和:787902

約数の個数: 12

約数和(自身を含む): 2260096300

約数和(自身を除く): 971764296

約数列:

[1, 2, 4, 409, 818, 1636, 787489, 1574978, 3149956, 322083001, 644166002, 1288332004]

約数ペア:

[(1, 1288332004), (2, 644166002), (4, 322083001), (409, 3149956), (818, 1574978), (1636, 787489)]