16748451

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{12163}}^1$

素因数の和:12192

約数の個数: 20

約数和(自身を含む): 26493192

約数和(自身を除く): 9744741

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 12163, 36489, 109467, 206771, 328401, 620313, 985203, 1860939, 5582817, 16748451]

約数ペア:

[(1, 16748451), (3, 5582817), (9, 1860939), (17, 985203), (27, 620313), (51, 328401), (81, 206771), (153, 109467), (459, 36489), (1377, 12163)]