31628015

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 40194144

約数和(自身を除く): 8566129

約数列:

[1, 5, 41, 53, 71, 205, 265, 355, 1681, 2173, 2911, 3763, 8405, 10865, 14555, 18815, 89093, 119351, 154283, 445465, 596755, 771415, 6325603, 31628015]

約数ペア:

[(1, 31628015), (5, 6325603), (41, 771415), (53, 596755), (71, 445465), (205, 154283), (265, 119351), (355, 89093), (1681, 18815), (2173, 14555), (2911, 10865), (3763, 8405)]