15663616137

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{14875229}}^1$

素因数の和:14875254

約数の個数: 20

約数和(自身を含む): 25198639620

約数和(自身を除く): 9535023483

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 14875229, 44625687, 133877061, 193377977, 401631183, 580133931, 1204893549, 1740401793, 5221205379, 15663616137]

約数ペア:

[(1, 15663616137), (3, 5221205379), (9, 1740401793), (13, 1204893549), (27, 580133931), (39, 401631183), (81, 193377977), (117, 133877061), (351, 44625687), (1053, 14875229)]