278399061

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{32803}}^1$

素因数の和:32873

約数の個数: 24

約数和(自身を含む): 429863616

約数和(自身を除く): 151464555

約数列:

[1, 3, 9, 23, 41, 69, 123, 207, 369, 943, 2829, 8487, 32803, 98409, 295227, 754469, 1344923, 2263407, 4034769, 6790221, 12104307, 30933229, 92799687, 278399061]

約数ペア:

[(1, 278399061), (3, 92799687), (9, 30933229), (23, 12104307), (41, 6790221), (69, 4034769), (123, 2263407), (207, 1344923), (369, 754469), (943, 295227), (2829, 98409), (8487, 32803)]