156617145

素因数分解:

$3^5\times 5^1\times {\mathrm{128903}}^1$

素因数の和:128923

約数の個数: 24

約数和(自身を含む): 281526336

約数和(自身を除く): 124909191

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 128903, 386709, 644515, 1160127, 1933545, 3480381, 5800635, 10441143, 17401905, 31323429, 52205715, 156617145]

約数ペア:

[(1, 156617145), (3, 52205715), (5, 31323429), (9, 17401905), (15, 10441143), (27, 5800635), (45, 3480381), (81, 1933545), (135, 1160127), (243, 644515), (405, 386709), (1215, 128903)]