69821721

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{5717}}^1$

素因数の和:5805

約数の個数: 24

約数和(自身を含む): 107040960

約数和(自身を除く): 37219239

約数列:

[1, 3, 9, 23, 59, 69, 177, 207, 531, 1357, 4071, 5717, 12213, 17151, 51453, 131491, 337303, 394473, 1011909, 1183419, 3035727, 7757969, 23273907, 69821721]

約数ペア:

[(1, 69821721), (3, 23273907), (9, 7757969), (23, 3035727), (59, 1183419), (69, 1011909), (177, 394473), (207, 337303), (531, 131491), (1357, 51453), (4071, 17151), (5717, 12213)]