263045043

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{691}}^1$

素因数の和:1336

約数の個数: 32

約数和(自身を含む): 407892480

約数和(自身を除く): 144847437

約数列:

[1, 3, 9, 23, 27, 69, 207, 613, 621, 691, 1839, 2073, 5517, 6219, 14099, 15893, 16551, 18657, 42297, 47679, 126891, 143037, 380673, 423583, 429111, 1270749, 3812247, 9742409, 11436741, 29227227, 87681681, 263045043]

約数ペア:

[(1, 263045043), (3, 87681681), (9, 29227227), (23, 11436741), (27, 9742409), (69, 3812247), (207, 1270749), (613, 429111), (621, 423583), (691, 380673), (1839, 143037), (2073, 126891), (5517, 47679), (6219, 42297), (14099, 18657), (15893, 16551)]