27821559

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9377}}^1$

素因数の和:9446

約数の個数: 16

約数和(自身を含む): 39612672

約数和(自身を除く): 11791113

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 9377, 28131, 215671, 403211, 647013, 1209633, 9273853, 27821559]

約数ペア:

[(1, 27821559), (3, 9273853), (23, 1209633), (43, 647013), (69, 403211), (129, 215671), (989, 28131), (2967, 9377)]