2420341

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:121

約数の個数: 24

約数和(自身を含む): 3271104

約数和(自身を除く): 850763

約数列:

[1, 7, 11, 17, 43, 77, 119, 187, 301, 473, 731, 1309, 1849, 3311, 5117, 8041, 12943, 20339, 31433, 56287, 142373, 220031, 345763, 2420341]

約数ペア:

[(1, 2420341), (7, 345763), (11, 220031), (17, 142373), (43, 56287), (77, 31433), (119, 20339), (187, 12943), (301, 8041), (473, 5117), (731, 3311), (1309, 1849)]