2619903

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 4257792

約数和(自身を除く): 1637889

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 197, 341, 403, 429, 591, 1023, 1209, 2167, 2561, 4433, 6107, 6501, 7683, 13299, 18321, 28171, 67177, 79391, 84513, 201531, 238173, 873301, 2619903]

約数ペア:

[(1, 2619903), (3, 873301), (11, 238173), (13, 201531), (31, 84513), (33, 79391), (39, 67177), (93, 28171), (143, 18321), (197, 13299), (341, 7683), (403, 6501), (429, 6107), (591, 4433), (1023, 2561), (1209, 2167)]