51312717

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 78531200

約数和(自身を除く): 27218483

約数列:

[1, 3, 9, 27, 43, 129, 193, 229, 387, 579, 687, 1161, 1737, 2061, 5211, 6183, 8299, 9847, 24897, 29541, 44197, 74691, 88623, 132591, 224073, 265869, 397773, 1193319, 1900471, 5701413, 17104239, 51312717]

約数ペア:

[(1, 51312717), (3, 17104239), (9, 5701413), (27, 1900471), (43, 1193319), (129, 397773), (193, 265869), (229, 224073), (387, 132591), (579, 88623), (687, 74691), (1161, 44197), (1737, 29541), (2061, 24897), (5211, 9847), (6183, 8299)]