521014501

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{1489}}^1$

素因数の和:1733

約数の個数: 24

約数和(自身を含む): 626103960

約数和(自身を除く): 105089459

約数列:

[1, 7, 37, 49, 193, 259, 1351, 1489, 1813, 7141, 9457, 10423, 49987, 55093, 72961, 287377, 349909, 385651, 2011639, 2699557, 10632949, 14081473, 74430643, 521014501]

約数ペア:

[(1, 521014501), (7, 74430643), (37, 14081473), (49, 10632949), (193, 2699557), (259, 2011639), (1351, 385651), (1489, 349909), (1813, 287377), (7141, 72961), (9457, 55093), (10423, 49987)]