202499997

素因数分解:

$3^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{2371}}^1$

素因数の和:2478

約数の個数: 32

約数和(自身を含む): 318796800

約数和(自身を除く): 116296803

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 343, 581, 1029, 1743, 2371, 4067, 7113, 12201, 16597, 28469, 49791, 85407, 116179, 196793, 348537, 590379, 813253, 1377551, 2439759, 4132653, 9642857, 28928571, 67499999, 202499997]

約数ペア:

[(1, 202499997), (3, 67499999), (7, 28928571), (21, 9642857), (49, 4132653), (83, 2439759), (147, 1377551), (249, 813253), (343, 590379), (581, 348537), (1029, 196793), (1743, 116179), (2371, 85407), (4067, 49791), (7113, 28469), (12201, 16597)]