15657089

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1340

約数の個数: 16

約数和(自身を含む): 18923520

約数和(自身を除く): 3266431

約数列:

[1, 7, 23, 79, 161, 553, 1231, 1817, 8617, 12719, 28313, 97249, 198191, 680743, 2236727, 15657089]

約数ペア:

[(1, 15657089), (7, 2236727), (23, 680743), (79, 198191), (161, 97249), (553, 28313), (1231, 12719), (1817, 8617)]