1642275

素因数分解:

$3^4\times 5^2\times {\mathrm{811}}^1$

素因数の和:833

約数の個数: 30

約数和(自身を含む): 3045812

約数和(自身を除く): 1403537

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 811, 2025, 2433, 4055, 7299, 12165, 20275, 21897, 36495, 60825, 65691, 109485, 182475, 328455, 547425, 1642275]

約数ペア:

[(1, 1642275), (3, 547425), (5, 328455), (9, 182475), (15, 109485), (25, 65691), (27, 60825), (45, 36495), (75, 21897), (81, 20275), (135, 12165), (225, 7299), (405, 4055), (675, 2433), (811, 2025)]