28682649

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 42424200

約数和(自身を除く): 13741551

約数列:

[1, 3, 9, 73, 149, 219, 293, 447, 657, 879, 1341, 2637, 10877, 21389, 32631, 43657, 64167, 97893, 130971, 192501, 392913, 3186961, 9560883, 28682649]

約数ペア:

[(1, 28682649), (3, 9560883), (9, 3186961), (73, 392913), (149, 192501), (219, 130971), (293, 97893), (447, 64167), (657, 43657), (879, 32631), (1341, 21389), (2637, 10877)]