1728003825

素因数分解:

$3^2\times 5^2\times {\mathrm{7680017}}^1$

素因数の和:7680033

約数の個数: 18

約数和(自身を含む): 3095047254

約数和(自身を除く): 1367043429

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 7680017, 23040051, 38400085, 69120153, 115200255, 192000425, 345600765, 576001275, 1728003825]

約数ペア:

[(1, 1728003825), (3, 576001275), (5, 345600765), (9, 192000425), (15, 115200255), (25, 69120153), (45, 38400085), (75, 23040051), (225, 7680017)]