1256546991

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{980911}}^1$

素因数の和:980982

約数の個数: 16

約数和(自身を含む): 1946129408

約数和(自身を除く): 689582417

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 980911, 2942733, 6866377, 20599131, 59835571, 179506713, 418848997, 1256546991]

約数ペア:

[(1, 1256546991), (3, 418848997), (7, 179506713), (21, 59835571), (61, 20599131), (183, 6866377), (427, 2942733), (1281, 980911)]