178027281

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{4673}}^1$

素因数の和:4782

約数の個数: 32

約数和(自身を含む): 282683520

約数和(自身を除く): 104656239

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 747, 1411, 2241, 4233, 4673, 12699, 14019, 38097, 42057, 79441, 126171, 238323, 387859, 714969, 1163577, 2144907, 3490731, 6593603, 10472193, 19780809, 59342427, 178027281]

約数ペア:

[(1, 178027281), (3, 59342427), (9, 19780809), (17, 10472193), (27, 6593603), (51, 3490731), (83, 2144907), (153, 1163577), (249, 714969), (459, 387859), (747, 238323), (1411, 126171), (2241, 79441), (4233, 42057), (4673, 38097), (12699, 14019)]