56878821

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1493}}^1$

素因数の和:1602

約数の個数: 32

約数和(自身を含む): 90357120

約数和(自身を除く): 33478299

約数列:

[1, 3, 9, 17, 27, 51, 83, 153, 249, 459, 747, 1411, 1493, 2241, 4233, 4479, 12699, 13437, 25381, 38097, 40311, 76143, 123919, 228429, 371757, 685287, 1115271, 2106623, 3345813, 6319869, 18959607, 56878821]

約数ペア:

[(1, 56878821), (3, 18959607), (9, 6319869), (17, 3345813), (27, 2106623), (51, 1115271), (83, 685287), (153, 371757), (249, 228429), (459, 123919), (747, 76143), (1411, 40311), (1493, 38097), (2241, 25381), (4233, 13437), (4479, 12699)]