28995477

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19447}}^1$

素因数の和:19528

約数の個数: 16

約数和(自身を含む): 44808192

約数和(自身を除く): 15812715

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 19447, 58341, 136129, 408387, 1380737, 4142211, 9665159, 28995477]

約数ペア:

[(1, 28995477), (3, 9665159), (7, 4142211), (21, 1380737), (71, 408387), (213, 136129), (497, 58341), (1491, 19447)]