25838271

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:297

約数の個数: 40

約数和(自身を含む): 41275520

約数和(自身を除く): 15437249

約数列:

[1, 3, 9, 19, 27, 57, 81, 103, 163, 171, 309, 489, 513, 927, 1467, 1539, 1957, 2781, 3097, 4401, 5871, 8343, 9291, 13203, 16789, 17613, 27873, 50367, 52839, 83619, 151101, 158517, 250857, 318991, 453303, 956973, 1359909, 2870919, 8612757, 25838271]

約数ペア:

[(1, 25838271), (3, 8612757), (9, 2870919), (19, 1359909), (27, 956973), (57, 453303), (81, 318991), (103, 250857), (163, 158517), (171, 151101), (309, 83619), (489, 52839), (513, 50367), (927, 27873), (1467, 17613), (1539, 16789), (1957, 13203), (2781, 9291), (3097, 8343), (4401, 5871)]