68910399

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 104832000

約数和(自身を除く): 35921601

約数列:

[1, 3, 9, 27, 71, 103, 213, 309, 349, 639, 927, 1047, 1917, 2781, 3141, 7313, 9423, 21939, 24779, 35947, 65817, 74337, 107841, 197451, 223011, 323523, 669033, 970569, 2552237, 7656711, 22970133, 68910399]

約数ペア:

[(1, 68910399), (3, 22970133), (9, 7656711), (27, 2552237), (71, 970569), (103, 669033), (213, 323523), (309, 223011), (349, 197451), (639, 107841), (927, 74337), (1047, 65817), (1917, 35947), (2781, 24779), (3141, 21939), (7313, 9423)]