206618721

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 291852288

約数和(自身を除く): 85233567

約数列:

[1, 3, 41, 47, 103, 123, 141, 309, 347, 1041, 1927, 4223, 4841, 5781, 12669, 14227, 14523, 16309, 35741, 42681, 48927, 107223, 198481, 595443, 668669, 1465381, 1679827, 2006007, 4396143, 5039481, 68872907, 206618721]

約数ペア:

[(1, 206618721), (3, 68872907), (41, 5039481), (47, 4396143), (103, 2006007), (123, 1679827), (141, 1465381), (309, 668669), (347, 595443), (1041, 198481), (1927, 107223), (4223, 48927), (4841, 42681), (5781, 35741), (12669, 16309), (14227, 14523)]