420331387

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{41213}}^1$

素因数の和:41298

約数の個数: 16

約数和(自身を含む): 506437632

約数和(自身を除く): 86106245

約数列:

[1, 7, 31, 47, 217, 329, 1457, 10199, 41213, 288491, 1277603, 1937011, 8943221, 13559077, 60047341, 420331387]

約数ペア:

[(1, 420331387), (7, 60047341), (31, 13559077), (47, 8943221), (217, 1937011), (329, 1277603), (1457, 288491), (10199, 41213)]