1388891806

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{2402927}}^1$

素因数の和:2402963

約数の個数: 12

約数和(自身を含む): 2213096688

約数和(自身を除く): 824204882

約数列:

[1, 2, 17, 34, 289, 578, 2402927, 4805854, 40849759, 81699518, 694445903, 1388891806]

約数ペア:

[(1, 1388891806), (2, 694445903), (17, 81699518), (34, 40849759), (289, 4805854), (578, 2402927)]