261271818

素因数分解:

$2^1\times 3^4\times {\mathrm{73}}^1\times {\mathrm{22093}}^1$

素因数の和:22180

約数の個数: 40

約数和(自身を含む): 593489028

約数和(自身を除く): 332217210

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 81, 146, 162, 219, 438, 657, 1314, 1971, 3942, 5913, 11826, 22093, 44186, 66279, 132558, 198837, 397674, 596511, 1193022, 1612789, 1789533, 3225578, 3579066, 4838367, 9676734, 14515101, 29030202, 43545303, 87090606, 130635909, 261271818]

約数ペア:

[(1, 261271818), (2, 130635909), (3, 87090606), (6, 43545303), (9, 29030202), (18, 14515101), (27, 9676734), (54, 4838367), (73, 3579066), (81, 3225578), (146, 1789533), (162, 1612789), (219, 1193022), (438, 596511), (657, 397674), (1314, 198837), (1971, 132558), (3942, 66279), (5913, 44186), (11826, 22093)]