8427887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 9660000

約数和(自身を除く): 1232113

約数列:

[1, 13, 19, 149, 229, 247, 1937, 2831, 2977, 4351, 34121, 36803, 56563, 443573, 648299, 8427887]

約数ペア:

[(1, 8427887), (13, 648299), (19, 443573), (149, 56563), (229, 36803), (247, 34121), (1937, 4351), (2831, 2977)]