17443251

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 30311424

約数和(自身を除く): 12868173

約数列:

[1, 3, 7, 9, 21, 43, 47, 63, 129, 137, 141, 301, 329, 387, 411, 423, 903, 959, 987, 1233, 2021, 2709, 2877, 2961, 5891, 6063, 6439, 8631, 14147, 17673, 18189, 19317, 41237, 42441, 45073, 53019, 57951, 123711, 127323, 135219, 276877, 371133, 405657, 830631, 1938139, 2491893, 5814417, 17443251]

約数ペア:

[(1, 17443251), (3, 5814417), (7, 2491893), (9, 1938139), (21, 830631), (43, 405657), (47, 371133), (63, 276877), (129, 135219), (137, 127323), (141, 123711), (301, 57951), (329, 53019), (387, 45073), (411, 42441), (423, 41237), (903, 19317), (959, 18189), (987, 17673), (1233, 14147), (2021, 8631), (2709, 6439), (2877, 6063), (2961, 5891)]