69287205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18701}}^1$

素因数の和:18741

約数の個数: 32

約数和(自身を含む): 125677440

約数和(自身を除く): 56390235

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 18701, 56103, 93505, 243113, 280515, 355319, 729339, 1065957, 1215565, 1776595, 3646695, 4619147, 5329785, 13857441, 23095735, 69287205]

約数ペア:

[(1, 69287205), (3, 23095735), (5, 13857441), (13, 5329785), (15, 4619147), (19, 3646695), (39, 1776595), (57, 1215565), (65, 1065957), (95, 729339), (195, 355319), (247, 280515), (285, 243113), (741, 93505), (1235, 56103), (3705, 18701)]