202228803

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 350438400

約数和(自身を除く): 148209597

約数列:

[1, 3, 7, 9, 21, 29, 63, 71, 87, 203, 213, 261, 497, 609, 639, 1491, 1559, 1827, 2059, 4473, 4677, 6177, 10913, 14031, 14413, 18531, 32739, 43239, 45211, 98217, 110689, 129717, 135633, 316477, 332067, 406899, 774823, 949431, 996201, 2324469, 2848293, 3209981, 6973407, 9629943, 22469867, 28889829, 67409601, 202228803]

約数ペア:

[(1, 202228803), (3, 67409601), (7, 28889829), (9, 22469867), (21, 9629943), (29, 6973407), (63, 3209981), (71, 2848293), (87, 2324469), (203, 996201), (213, 949431), (261, 774823), (497, 406899), (609, 332067), (639, 316477), (1491, 135633), (1559, 129717), (1827, 110689), (2059, 98217), (4473, 45211), (4677, 43239), (6177, 32739), (10913, 18531), (14031, 14413)]