15131277

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12641}}^1$

素因数の和:12673

約数の個数: 24

約数和(自身を含む): 26295360

約数和(自身を除く): 11164083

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 12641, 37923, 88487, 113769, 240179, 265461, 720537, 796383, 1681253, 2161611, 5043759, 15131277]

約数ペア:

[(1, 15131277), (3, 5043759), (7, 2161611), (9, 1681253), (19, 796383), (21, 720537), (57, 265461), (63, 240179), (133, 113769), (171, 88487), (399, 37923), (1197, 12641)]