78616139

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{883}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 96744960

約数和(自身を除く): 18128821

約数列:

[1, 7, 23, 49, 79, 161, 553, 883, 1127, 1817, 3871, 6181, 12719, 20309, 43267, 69757, 89033, 142163, 488299, 995141, 1604411, 3418093, 11230877, 78616139]

約数ペア:

[(1, 78616139), (7, 11230877), (23, 3418093), (49, 1604411), (79, 995141), (161, 488299), (553, 142163), (883, 89033), (1127, 69757), (1817, 43267), (3871, 20309), (6181, 12719)]