201916825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{1091}}^1$

素因数の和:1785

約数の個数: 24

約数和(自身を含む): 273794976

約数和(自身を除く): 71878151

約数列:

[1, 5, 11, 25, 55, 275, 673, 1091, 3365, 5455, 7403, 12001, 16825, 27275, 37015, 60005, 185075, 300025, 734243, 3671215, 8076673, 18356075, 40383365, 201916825]

約数ペア:

[(1, 201916825), (5, 40383365), (11, 18356075), (25, 8076673), (55, 3671215), (275, 734243), (673, 300025), (1091, 185075), (3365, 60005), (5455, 37015), (7403, 27275), (12001, 16825)]