264620265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193861}}^1$

素因数の和:193889

約数の個数: 32

約数和(自身を含む): 521101056

約数和(自身を除く): 256480791

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 193861, 581583, 969305, 1357027, 2520193, 2907915, 4071081, 6785135, 7560579, 12600965, 17641351, 20355405, 37802895, 52924053, 88206755, 264620265]

約数ペア:

[(1, 264620265), (3, 88206755), (5, 52924053), (7, 37802895), (13, 20355405), (15, 17641351), (21, 12600965), (35, 7560579), (39, 6785135), (65, 4071081), (91, 2907915), (105, 2520193), (195, 1357027), (273, 969305), (455, 581583), (1365, 193861)]