1901675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 2537040

約数和(自身を除く): 635365

約数列:

[1, 5, 25, 29, 43, 61, 145, 215, 305, 725, 1075, 1247, 1525, 1769, 2623, 6235, 8845, 13115, 31175, 44225, 65575, 76067, 380335, 1901675]

約数ペア:

[(1, 1901675), (5, 380335), (25, 76067), (29, 65575), (43, 44225), (61, 31175), (145, 13115), (215, 8845), (305, 6235), (725, 2623), (1075, 1769), (1247, 1525)]