27780038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 49381920

約数和(自身を除く): 21601882

約数列:

[1, 2, 11, 13, 22, 26, 137, 143, 274, 286, 709, 1418, 1507, 1781, 3014, 3562, 7799, 9217, 15598, 18434, 19591, 39182, 97133, 101387, 194266, 202774, 1068463, 1262729, 2136926, 2525458, 13890019, 27780038]

約数ペア:

[(1, 27780038), (2, 13890019), (11, 2525458), (13, 2136926), (22, 1262729), (26, 1068463), (137, 202774), (143, 194266), (274, 101387), (286, 97133), (709, 39182), (1418, 19591), (1507, 18434), (1781, 15598), (3014, 9217), (3562, 7799)]