15240981

素因数分解:

$3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{2477}}^1$

素因数の和:2780

約数の個数: 16

約数和(自身を含む): 23313024

約数和(自身を除く): 8072043

約数列:

[1, 3, 7, 21, 293, 879, 2051, 2477, 6153, 7431, 17339, 52017, 725761, 2177283, 5080327, 15240981]

約数ペア:

[(1, 15240981), (3, 5080327), (7, 2177283), (21, 725761), (293, 52017), (879, 17339), (2051, 7431), (2477, 6153)]