15605217

素因数分解:

$3^5\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 23587200

約数和(自身を除く): 7981983

約数列:

[1, 3, 9, 27, 81, 149, 243, 431, 447, 1293, 1341, 3879, 4023, 11637, 12069, 34911, 36207, 64219, 104733, 192657, 577971, 1733913, 5201739, 15605217]

約数ペア:

[(1, 15605217), (3, 5201739), (9, 1733913), (27, 577971), (81, 192657), (149, 104733), (243, 64219), (431, 36207), (447, 34911), (1293, 12069), (1341, 11637), (3879, 4023)]