6399991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^2$

素因数の和:270

約数の個数: 12

約数和(自身を含む): 7119112

約数和(自身を除く): 719121

約数列:

[1, 13, 43, 107, 559, 1391, 4601, 11449, 59813, 148837, 492307, 6399991]

約数ペア:

[(1, 6399991), (13, 492307), (43, 148837), (107, 59813), (559, 11449), (1391, 4601)]