9905931

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 16531424

約数和(自身を除く): 6625493

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 679, 873, 1621, 2037, 4863, 6111, 11347, 14589, 34041, 102123, 157237, 471711, 1100659, 1415133, 3301977, 9905931]

約数ペア:

[(1, 9905931), (3, 3301977), (7, 1415133), (9, 1100659), (21, 471711), (63, 157237), (97, 102123), (291, 34041), (679, 14589), (873, 11347), (1621, 6111), (2037, 4863)]