15863997

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1031}}^1$

素因数の和:1280

約数の個数: 16

約数和(自身を含む): 22192128

約数和(自身を除く): 6328131

約数列:

[1, 3, 23, 69, 223, 669, 1031, 3093, 5129, 15387, 23713, 71139, 229913, 689739, 5287999, 15863997]

約数ペア:

[(1, 15863997), (3, 5287999), (23, 689739), (69, 229913), (223, 71139), (669, 23713), (1031, 15387), (3093, 5129)]