74186721

素因数分解:

$3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4019}}^1$

素因数の和:4325

約数の個数: 24

約数和(自身を含む): 122915520

約数和(自身を除く): 48728799

約数列:

[1, 3, 7, 9, 21, 63, 293, 879, 2051, 2637, 4019, 6153, 12057, 18459, 28133, 36171, 84399, 253197, 1177567, 3532701, 8242969, 10598103, 24728907, 74186721]

約数ペア:

[(1, 74186721), (3, 24728907), (7, 10598103), (9, 8242969), (21, 3532701), (63, 1177567), (293, 253197), (879, 84399), (2051, 36171), (2637, 28133), (4019, 18459), (6153, 12057)]