664248819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{38447}}^1$

素因数の和:38906

約数の個数: 16

約数和(自身を含む): 955971072

約数和(自身を除く): 291722253

約数列:

[1, 3, 13, 39, 443, 1329, 5759, 17277, 38447, 115341, 499811, 1499433, 17032021, 51096063, 221416273, 664248819]

約数ペア:

[(1, 664248819), (3, 221416273), (13, 51096063), (39, 17032021), (443, 1499433), (1329, 499811), (5759, 115341), (17277, 38447)]