2038225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 3045440

約数和(自身を除く): 1007215

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 613, 665, 3065, 3325, 4291, 11647, 15325, 21455, 58235, 81529, 107275, 291175, 407645, 2038225]

約数ペア:

[(1, 2038225), (5, 407645), (7, 291175), (19, 107275), (25, 81529), (35, 58235), (95, 21455), (133, 15325), (175, 11647), (475, 4291), (613, 3325), (665, 3065)]