25142913

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 38966400

約数和(自身を除く): 13823487

約数列:

[1, 3, 9, 27, 29, 87, 163, 197, 261, 489, 591, 783, 1467, 1773, 4401, 4727, 5319, 5713, 14181, 17139, 32111, 42543, 51417, 96333, 127629, 154251, 288999, 866997, 931219, 2793657, 8380971, 25142913]

約数ペア:

[(1, 25142913), (3, 8380971), (9, 2793657), (27, 931219), (29, 866997), (87, 288999), (163, 154251), (197, 127629), (261, 96333), (489, 51417), (591, 42543), (783, 32111), (1467, 17139), (1773, 14181), (4401, 5713), (4727, 5319)]