826215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 1505280

約数和(自身を除く): 679065

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 223, 247, 285, 669, 741, 1115, 1235, 2899, 3345, 3705, 4237, 8697, 12711, 14495, 21185, 43485, 55081, 63555, 165243, 275405, 826215]

約数ペア:

[(1, 826215), (3, 275405), (5, 165243), (13, 63555), (15, 55081), (19, 43485), (39, 21185), (57, 14495), (65, 12711), (95, 8697), (195, 4237), (223, 3705), (247, 3345), (285, 2899), (669, 1235), (741, 1115)]