16697907

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{977}}^1$

素因数の和:1200

約数の個数: 20

約数和(自身を含む): 25087656

約数和(自身を除く): 8389749

約数列:

[1, 3, 9, 27, 81, 211, 633, 977, 1899, 2931, 5697, 8793, 17091, 26379, 79137, 206147, 618441, 1855323, 5565969, 16697907]

約数ペア:

[(1, 16697907), (3, 5565969), (9, 1855323), (27, 618441), (81, 206147), (211, 79137), (633, 26379), (977, 17091), (1899, 8793), (2931, 5697)]