15620087

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 18338112

約数和(自身を除く): 2718025

約数列:

[1, 7, 61, 157, 233, 427, 1099, 1631, 9577, 14213, 36581, 67039, 99491, 256067, 2231441, 15620087]

約数ペア:

[(1, 15620087), (7, 2231441), (61, 256067), (157, 99491), (233, 67039), (427, 36581), (1099, 14213), (1631, 9577)]