201997523

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{937}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 262219776

約数和(自身を除く): 60222253

約数列:

[1, 7, 13, 23, 91, 103, 161, 299, 721, 937, 1339, 2093, 2369, 6559, 9373, 12181, 16583, 21551, 30797, 85267, 96511, 150857, 215579, 280163, 675577, 1254643, 1961141, 2219753, 8782501, 15538271, 28856789, 201997523]

約数ペア:

[(1, 201997523), (7, 28856789), (13, 15538271), (23, 8782501), (91, 2219753), (103, 1961141), (161, 1254643), (299, 675577), (721, 280163), (937, 215579), (1339, 150857), (2093, 96511), (2369, 85267), (6559, 30797), (9373, 21551), (12181, 16583)]