1438905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 2548224

約数和(自身を除く): 1109319

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 157, 195, 235, 471, 611, 705, 785, 1833, 2041, 2355, 3055, 6123, 7379, 9165, 10205, 22137, 30615, 36895, 95927, 110685, 287781, 479635, 1438905]

約数ペア:

[(1, 1438905), (3, 479635), (5, 287781), (13, 110685), (15, 95927), (39, 36895), (47, 30615), (65, 22137), (141, 10205), (157, 9165), (195, 7379), (235, 6123), (471, 3055), (611, 2355), (705, 2041), (785, 1833)]