4220909

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 5515776

約数和(自身を除く): 1294867

約数列:

[1, 7, 11, 41, 49, 77, 191, 287, 451, 539, 1337, 2009, 2101, 3157, 7831, 9359, 14707, 22099, 54817, 86141, 102949, 383719, 602987, 4220909]

約数ペア:

[(1, 4220909), (7, 602987), (11, 383719), (41, 102949), (49, 86141), (77, 54817), (191, 22099), (287, 14707), (451, 9359), (539, 7831), (1337, 3157), (2009, 2101)]