201918879

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{202121}}^1$

素因数の和:202167

約数の個数: 16

約数和(自身を含む): 307225440

約数和(自身を除く): 105306561

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 202121, 606363, 1819089, 5457267, 7478477, 22435431, 67306293, 201918879]

約数ペア:

[(1, 201918879), (3, 67306293), (9, 22435431), (27, 7478477), (37, 5457267), (111, 1819089), (333, 606363), (999, 202121)]