16729821

素因数分解:

$3^6\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:504

約数の個数: 28

約数和(自身を含む): 25615548

約数和(自身を除く): 8885727

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 433, 477, 729, 1299, 1431, 3897, 4293, 11691, 12879, 22949, 35073, 38637, 68847, 105219, 206541, 315657, 619623, 1858869, 5576607, 16729821]

約数ペア:

[(1, 16729821), (3, 5576607), (9, 1858869), (27, 619623), (53, 315657), (81, 206541), (159, 105219), (243, 68847), (433, 38637), (477, 35073), (729, 22949), (1299, 12879), (1431, 11691), (3897, 4293)]