201095217

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:635

約数の個数: 40

約数和(自身を含む): 309450240

約数和(自身を除く): 108355023

約数列:

[1, 3, 9, 27, 71, 73, 81, 213, 219, 479, 639, 657, 1437, 1917, 1971, 4311, 5183, 5751, 5913, 12933, 15549, 34009, 34967, 38799, 46647, 102027, 104901, 139941, 306081, 314703, 419823, 918243, 944109, 2482657, 2754729, 2832327, 7447971, 22343913, 67031739, 201095217]

約数ペア:

[(1, 201095217), (3, 67031739), (9, 22343913), (27, 7447971), (71, 2832327), (73, 2754729), (81, 2482657), (213, 944109), (219, 918243), (479, 419823), (639, 314703), (657, 306081), (1437, 139941), (1917, 104901), (1971, 102027), (4311, 46647), (5183, 38799), (5751, 34967), (5913, 34009), (12933, 15549)]