2236005

素因数分解:

$3^4\times 5^1\times {\mathrm{5521}}^1$

素因数の和:5538

約数の個数: 20

約数和(自身を含む): 4008972

約数和(自身を除く): 1772967

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5521, 16563, 27605, 49689, 82815, 149067, 248445, 447201, 745335, 2236005]

約数ペア:

[(1, 2236005), (3, 745335), (5, 447201), (9, 248445), (15, 149067), (27, 82815), (45, 49689), (81, 27605), (135, 16563), (405, 5521)]