90765765

素因数分解:

$3^4\times 5^1\times {\mathrm{224113}}^1$

素因数の和:224130

約数の個数: 20

約数和(自身を含む): 162706764

約数和(自身を除く): 71940999

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 224113, 672339, 1120565, 2017017, 3361695, 6051051, 10085085, 18153153, 30255255, 90765765]

約数ペア:

[(1, 90765765), (3, 30255255), (5, 18153153), (9, 10085085), (15, 6051051), (27, 3361695), (45, 2017017), (81, 1120565), (135, 672339), (405, 224113)]