208520158

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{31489}}^1$

素因数の和:31552

約数の個数: 32

約数和(自身を含む): 399041280

約数和(自身を除く): 190521122

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3311, 6622, 31489, 62978, 220423, 346379, 440846, 692758, 1354027, 2424653, 2708054, 4849306, 9478189, 14894297, 18956378, 29788594, 104260079, 208520158]

約数ペア:

[(1, 208520158), (2, 104260079), (7, 29788594), (11, 18956378), (14, 14894297), (22, 9478189), (43, 4849306), (77, 2708054), (86, 2424653), (154, 1354027), (301, 692758), (473, 440846), (602, 346379), (946, 220423), (3311, 62978), (6622, 31489)]