1489406989

素因数分解:

$7^2\times {\mathrm{131}}^1\times {\mathrm{331}}^1\times {\mathrm{701}}^1$

素因数の和:1177

約数の個数: 24

約数和(自身を含む): 1753573536

約数和(自身を除く): 264166547

約数列:

[1, 7, 49, 131, 331, 701, 917, 2317, 4907, 6419, 16219, 34349, 43361, 91831, 232031, 303527, 642817, 1624217, 2124689, 4499719, 11369519, 30396061, 212772427, 1489406989]

約数ペア:

[(1, 1489406989), (7, 212772427), (49, 30396061), (131, 11369519), (331, 4499719), (701, 2124689), (917, 1624217), (2317, 642817), (4907, 303527), (6419, 232031), (16219, 91831), (34349, 43361)]