9139815

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1031}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 15938208

約数和(自身を除く): 6798393

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1031, 1773, 2955, 3093, 5155, 8865, 9279, 15465, 46395, 203107, 609321, 1015535, 1827963, 3046605, 9139815]

約数ペア:

[(1, 9139815), (3, 3046605), (5, 1827963), (9, 1015535), (15, 609321), (45, 203107), (197, 46395), (591, 15465), (985, 9279), (1031, 8865), (1773, 5155), (2955, 3093)]