2219745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1223}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 3907008

約数和(自身を除く): 1687263

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1223, 1815, 3669, 6115, 13453, 18345, 40359, 67265, 147983, 201795, 443949, 739915, 2219745]

約数ペア:

[(1, 2219745), (3, 739915), (5, 443949), (11, 201795), (15, 147983), (33, 67265), (55, 40359), (121, 18345), (165, 13453), (363, 6115), (605, 3669), (1223, 1815)]