25947804951

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{2040403}}^1$

素因数の和:2040572

約数の個数: 20

約数和(自身を含む): 39008443672

約数和(自身を除く): 13060638721

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 12717, 2040403, 6121209, 18363627, 55090881, 165272643, 320343271, 961029813, 2883089439, 8649268317, 25947804951]

約数ペア:

[(1, 25947804951), (3, 8649268317), (9, 2883089439), (27, 961029813), (81, 320343271), (157, 165272643), (471, 55090881), (1413, 18363627), (4239, 6121209), (12717, 2040403)]