155340639

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1997}}^1$

素因数の和:2116

約数の個数: 32

約数和(自身を含む): 239120640

約数和(自身を除く): 83780001

約数列:

[1, 3, 9, 27, 43, 67, 129, 201, 387, 603, 1161, 1809, 1997, 2881, 5991, 8643, 17973, 25929, 53919, 77787, 85871, 133799, 257613, 401397, 772839, 1204191, 2318517, 3612573, 5753357, 17260071, 51780213, 155340639]

約数ペア:

[(1, 155340639), (3, 51780213), (9, 17260071), (27, 5753357), (43, 3612573), (67, 2318517), (129, 1204191), (201, 772839), (387, 401397), (603, 257613), (1161, 133799), (1809, 85871), (1997, 77787), (2881, 53919), (5991, 25929), (8643, 17973)]