645683313

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{4691}}^1$

素因数の和:4845

約数の個数: 32

約数和(自身を含む): 971131392

約数和(自身を除く): 325448079

約数列:

[1, 3, 11, 33, 43, 97, 129, 291, 473, 1067, 1419, 3201, 4171, 4691, 12513, 14073, 45881, 51601, 137643, 154803, 201713, 455027, 605139, 1365081, 2218843, 5005297, 6656529, 15015891, 19566161, 58698483, 215227771, 645683313]

約数ペア:

[(1, 645683313), (3, 215227771), (11, 58698483), (33, 19566161), (43, 15015891), (97, 6656529), (129, 5005297), (291, 2218843), (473, 1365081), (1067, 605139), (1419, 455027), (3201, 201713), (4171, 154803), (4691, 137643), (12513, 51601), (14073, 45881)]