28392039

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:541

約数の個数: 40

約数和(自身を含む): 46551120

約数和(自身を除く): 18159081

約数列:

[1, 3, 9, 13, 27, 39, 59, 81, 117, 177, 351, 457, 531, 767, 1053, 1371, 1593, 2301, 4113, 4779, 5941, 6903, 12339, 17823, 20709, 26963, 37017, 53469, 62127, 80889, 160407, 242667, 350519, 481221, 728001, 1051557, 2184003, 3154671, 9464013, 28392039]

約数ペア:

[(1, 28392039), (3, 9464013), (9, 3154671), (13, 2184003), (27, 1051557), (39, 728001), (59, 481221), (81, 350519), (117, 242667), (177, 160407), (351, 80889), (457, 62127), (531, 53469), (767, 37017), (1053, 26963), (1371, 20709), (1593, 17823), (2301, 12339), (4113, 6903), (4779, 5941)]