2008990557

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1028669}}^1$

素因数の和:1028713

約数の個数: 24

約数和(自身を含む): 3423413760

約数和(自身を除く): 1414423203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 1028669, 3086007, 7200683, 9258021, 21602049, 31888739, 64806147, 95666217, 223221173, 286998651, 669663519, 2008990557]

約数ペア:

[(1, 2008990557), (3, 669663519), (7, 286998651), (9, 223221173), (21, 95666217), (31, 64806147), (63, 31888739), (93, 21602049), (217, 9258021), (279, 7200683), (651, 3086007), (1953, 1028669)]