18138303

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 29145600

約数和(自身を除く): 11007297

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 919, 1161, 2193, 2757, 6579, 8271, 15623, 19737, 24813, 39517, 46869, 118551, 140607, 355653, 421821, 671789, 1066959, 2015367, 6046101, 18138303]

約数ペア:

[(1, 18138303), (3, 6046101), (9, 2015367), (17, 1066959), (27, 671789), (43, 421821), (51, 355653), (129, 140607), (153, 118551), (387, 46869), (459, 39517), (731, 24813), (919, 19737), (1161, 15623), (2193, 8271), (2757, 6579)]