6639668

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2857}}^1$

素因数の和:2951

約数の個数: 24

約数和(自身を含む): 13444032

約数和(自身を除く): 6804364

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 2857, 5714, 11428, 19999, 39998, 79996, 237131, 474262, 948524, 1659917, 3319834, 6639668]

約数ペア:

[(1, 6639668), (2, 3319834), (4, 1659917), (7, 948524), (14, 474262), (28, 237131), (83, 79996), (166, 39998), (332, 19999), (581, 11428), (1162, 5714), (2324, 2857)]