25183251

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 38720000

約数和(自身を除く): 13536749

約数列:

[1, 3, 9, 27, 43, 109, 129, 199, 327, 387, 597, 981, 1161, 1791, 2943, 4687, 5373, 8557, 14061, 21691, 25671, 42183, 65073, 77013, 126549, 195219, 231039, 585657, 932713, 2798139, 8394417, 25183251]

約数ペア:

[(1, 25183251), (3, 8394417), (9, 2798139), (27, 932713), (43, 585657), (109, 231039), (129, 195219), (199, 126549), (327, 77013), (387, 65073), (597, 42183), (981, 25671), (1161, 21691), (1791, 14061), (2943, 8557), (4687, 5373)]