1938735

素因数分解:

$3^4\times 5^1\times {\mathrm{4787}}^1$

素因数の和:4804

約数の個数: 20

約数和(自身を含む): 3476088

約数和(自身を除く): 1537353

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4787, 14361, 23935, 43083, 71805, 129249, 215415, 387747, 646245, 1938735]

約数ペア:

[(1, 1938735), (3, 646245), (5, 387747), (9, 215415), (15, 129249), (27, 71805), (45, 43083), (81, 23935), (135, 14361), (405, 4787)]