205771215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{2203}}^1$

素因数の和:2703

約数の個数: 32

約数和(自身を含む): 355461120

約数和(自身を除く): 149689905

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 479, 1437, 2203, 2395, 6227, 6609, 7185, 11015, 18681, 28639, 31135, 33045, 85917, 93405, 143195, 429585, 1055237, 3165711, 5276185, 13718081, 15828555, 41154243, 68590405, 205771215]

約数ペア:

[(1, 205771215), (3, 68590405), (5, 41154243), (13, 15828555), (15, 13718081), (39, 5276185), (65, 3165711), (195, 1055237), (479, 429585), (1437, 143195), (2203, 93405), (2395, 85917), (6227, 33045), (6609, 31135), (7185, 28639), (11015, 18681)]