8391669

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 13590528

約数和(自身を除く): 5198859

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 341, 403, 429, 631, 1023, 1209, 1893, 4433, 6941, 8203, 13299, 19561, 20823, 24609, 58683, 90233, 215171, 254293, 270699, 645513, 762879, 2797223, 8391669]

約数ペア:

[(1, 8391669), (3, 2797223), (11, 762879), (13, 645513), (31, 270699), (33, 254293), (39, 215171), (93, 90233), (143, 58683), (341, 24609), (403, 20823), (429, 19561), (631, 13299), (1023, 8203), (1209, 6941), (1893, 4433)]