221991564

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^2\times {\mathrm{13513}}^1$

素因数の和:13594

約数の個数: 36

約数和(自身を含む): 532397544

約数和(自身を除く): 310405980

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 1369, 2738, 4107, 5476, 8214, 13513, 16428, 27026, 40539, 54052, 81078, 162156, 499981, 999962, 1499943, 1999924, 2999886, 5999772, 18499297, 36998594, 55497891, 73997188, 110995782, 221991564]

約数ペア:

[(1, 221991564), (2, 110995782), (3, 73997188), (4, 55497891), (6, 36998594), (12, 18499297), (37, 5999772), (74, 2999886), (111, 1999924), (148, 1499943), (222, 999962), (444, 499981), (1369, 162156), (2738, 81078), (4107, 54052), (5476, 40539), (8214, 27026), (13513, 16428)]