15997707

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{571}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 25341888

約数和(自身を除く): 9344181

約数列:

[1, 3, 9, 11, 33, 99, 283, 571, 849, 1713, 2547, 3113, 5139, 6281, 9339, 18843, 28017, 56529, 161593, 484779, 1454337, 1777523, 5332569, 15997707]

約数ペア:

[(1, 15997707), (3, 5332569), (9, 1777523), (11, 1454337), (33, 484779), (99, 161593), (283, 56529), (571, 28017), (849, 18843), (1713, 9339), (2547, 6281), (3113, 5139)]