7312221

素因数分解:

$3^3\times 7^2\times {\mathrm{5527}}^1$

素因数の和:5550

約数の個数: 24

約数和(自身を含む): 12603840

約数和(自身を除く): 5291619

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 5527, 16581, 38689, 49743, 116067, 149229, 270823, 348201, 812469, 1044603, 2437407, 7312221]

約数ペア:

[(1, 7312221), (3, 2437407), (7, 1044603), (9, 812469), (21, 348201), (27, 270823), (49, 149229), (63, 116067), (147, 49743), (189, 38689), (441, 16581), (1323, 5527)]