13887575

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 36

約数和(自身を含む): 19742040

約数和(自身を除く): 5854465

約数列:

[1, 5, 13, 19, 25, 65, 95, 169, 173, 247, 325, 475, 845, 865, 1235, 2249, 3211, 3287, 4225, 4325, 6175, 11245, 16055, 16435, 29237, 42731, 56225, 80275, 82175, 146185, 213655, 555503, 730925, 1068275, 2777515, 13887575]

約数ペア:

[(1, 13887575), (5, 2777515), (13, 1068275), (19, 730925), (25, 555503), (65, 213655), (95, 146185), (169, 82175), (173, 80275), (247, 56225), (325, 42731), (475, 29237), (845, 16435), (865, 16055), (1235, 11245), (2249, 6175), (3211, 4325), (3287, 4225)]