13556223

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1595

約数の個数: 24

約数和(自身を含む): 20921472

約数和(自身を除く): 7365249

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 1523, 2967, 4569, 8901, 13707, 35029, 65489, 105087, 196467, 315261, 589401, 1506247, 4518741, 13556223]

約数ペア:

[(1, 13556223), (3, 4518741), (9, 1506247), (23, 589401), (43, 315261), (69, 196467), (129, 105087), (207, 65489), (387, 35029), (989, 13707), (1523, 8901), (2967, 4569)]