201959619

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 287099904

約数和(自身を除く): 85140285

約数列:

[1, 3, 23, 69, 103, 157, 181, 309, 471, 543, 2369, 3611, 4163, 7107, 10833, 12489, 16171, 18643, 28417, 48513, 55929, 85251, 371933, 428789, 653591, 1115799, 1286367, 1960773, 2926951, 8780853, 67319873, 201959619]

約数ペア:

[(1, 201959619), (3, 67319873), (23, 8780853), (69, 2926951), (103, 1960773), (157, 1286367), (181, 1115799), (309, 653591), (471, 428789), (543, 371933), (2369, 85251), (3611, 55929), (4163, 48513), (7107, 28417), (10833, 18643), (12489, 16171)]