420591781

素因数分解:

${\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1\times {\mathrm{431}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 450696960

約数和(自身を除く): 30105179

約数列:

[1, 17, 137, 419, 431, 2329, 7123, 7327, 57403, 59047, 180589, 975851, 1003799, 3070013, 24740693, 420591781]

約数ペア:

[(1, 420591781), (17, 24740693), (137, 3070013), (419, 1003799), (431, 975851), (2329, 180589), (7123, 59047), (7327, 57403)]