201623600655

素因数分解:

$3^4\times 5^1\times {\mathrm{497836051}}^1$

素因数の和:497836068

約数の個数: 20

約数和(自身を含む): 361428973752

約数和(自身を除く): 159805373097

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 497836051, 1493508153, 2489180255, 4480524459, 7467540765, 13441573377, 22402622295, 40324720131, 67207866885, 201623600655]

約数ペア:

[(1, 201623600655), (3, 67207866885), (5, 40324720131), (9, 22402622295), (15, 13441573377), (27, 7467540765), (45, 4480524459), (81, 2489180255), (135, 1493508153), (405, 497836051)]