6391021

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 8171520

約数和(自身を除く): 1780499

約数列:

[1, 7, 13, 49, 79, 91, 127, 553, 637, 889, 1027, 1651, 3871, 6223, 7189, 10033, 11557, 50323, 70231, 80899, 130429, 491617, 913003, 6391021]

約数ペア:

[(1, 6391021), (7, 913003), (13, 491617), (49, 130429), (79, 80899), (91, 70231), (127, 50323), (553, 11557), (637, 10033), (889, 7189), (1027, 6223), (1651, 3871)]