6420905

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 7983360

約数和(自身を除く): 1562455

約数列:

[1, 5, 47, 89, 235, 307, 445, 1535, 4183, 14429, 20915, 27323, 72145, 136615, 1284181, 6420905]

約数ペア:

[(1, 6420905), (5, 1284181), (47, 136615), (89, 72145), (235, 27323), (307, 20915), (445, 14429), (1535, 4183)]