7913978

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4001}}^1$

素因数の和:4069

約数の個数: 16

約数和(自身を含む): 12678336

約数和(自身を除く): 4764358

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 4001, 8002, 92023, 172043, 184046, 344086, 3956989, 7913978]

約数ペア:

[(1, 7913978), (2, 3956989), (23, 344086), (43, 184046), (46, 172043), (86, 92023), (989, 8002), (1978, 4001)]