78402438

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{19889}}^1$

素因数の和:19973

約数の個数: 32

約数和(自身を含む): 176623200

約数和(自身を除く): 98220762

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 146, 219, 438, 657, 1314, 1971, 3942, 19889, 39778, 59667, 119334, 179001, 358002, 537003, 1074006, 1451897, 2903794, 4355691, 8711382, 13067073, 26134146, 39201219, 78402438]

約数ペア:

[(1, 78402438), (2, 39201219), (3, 26134146), (6, 13067073), (9, 8711382), (18, 4355691), (27, 2903794), (54, 1451897), (73, 1074006), (146, 537003), (219, 358002), (438, 179001), (657, 119334), (1314, 59667), (1971, 39778), (3942, 19889)]