163625969

素因数分解:

${\mathrm{13}}^4\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:406

約数の個数: 20

約数和(自身を含む): 188245044

約数和(自身を除く): 24619075

約数列:

[1, 13, 17, 169, 221, 337, 2197, 2873, 4381, 5729, 28561, 37349, 56953, 74477, 485537, 740389, 968201, 9625057, 12586613, 163625969]

約数ペア:

[(1, 163625969), (13, 12586613), (17, 9625057), (169, 968201), (221, 740389), (337, 485537), (2197, 74477), (2873, 56953), (4381, 37349), (5729, 28561)]