28480972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 56038752

約数和(自身を除く): 27557780

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 113, 131, 148, 226, 262, 452, 481, 524, 962, 1469, 1703, 1924, 2938, 3406, 4181, 4847, 5876, 6812, 8362, 9694, 14803, 16724, 19388, 29606, 54353, 59212, 63011, 108706, 126022, 192439, 217412, 252044, 384878, 547711, 769756, 1095422, 2190844, 7120243, 14240486, 28480972]

約数ペア:

[(1, 28480972), (2, 14240486), (4, 7120243), (13, 2190844), (26, 1095422), (37, 769756), (52, 547711), (74, 384878), (113, 252044), (131, 217412), (148, 192439), (226, 126022), (262, 108706), (452, 63011), (481, 59212), (524, 54353), (962, 29606), (1469, 19388), (1703, 16724), (1924, 14803), (2938, 9694), (3406, 8362), (4181, 6812), (4847, 5876)]