490913521

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{5431}}^1$

素因数の和:5824

約数の個数: 16

約数和(自身を含む): 577964800

約数和(自身を除く): 87051279

約数列:

[1, 7, 37, 259, 349, 2443, 5431, 12913, 38017, 90391, 200947, 1406629, 1895419, 13267933, 70130503, 490913521]

約数ペア:

[(1, 490913521), (7, 70130503), (37, 13267933), (259, 1895419), (349, 1406629), (2443, 200947), (5431, 90391), (12913, 38017)]