2645919

素因数分解:

$3^3\times {\mathrm{43}}^2\times {\mathrm{53}}^1$

素因数の和:148

約数の個数: 24

約数和(自身を含む): 4088880

約数和(自身を除く): 1442961

約数列:

[1, 3, 9, 27, 43, 53, 129, 159, 387, 477, 1161, 1431, 1849, 2279, 5547, 6837, 16641, 20511, 49923, 61533, 97997, 293991, 881973, 2645919]

約数ペア:

[(1, 2645919), (3, 881973), (9, 293991), (27, 97997), (43, 61533), (53, 49923), (129, 20511), (159, 16641), (387, 6837), (477, 5547), (1161, 2279), (1431, 1849)]