2547621

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 3912480

約数和(自身を除く): 1364859

約数列:

[1, 3, 9, 29, 43, 87, 129, 227, 261, 387, 681, 1247, 2043, 3741, 6583, 9761, 11223, 19749, 29283, 59247, 87849, 283069, 849207, 2547621]

約数ペア:

[(1, 2547621), (3, 849207), (9, 283069), (29, 87849), (43, 59247), (87, 29283), (129, 19749), (227, 11223), (261, 9761), (387, 6583), (681, 3741), (1247, 2043)]