1080321

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1$

素因数の和:1756

約数の個数: 16

約数和(自身を含む): 1655040

約数和(自身を除く): 574719

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 1723, 5169, 18953, 32737, 56859, 98211, 360107, 1080321]

約数ペア:

[(1, 1080321), (3, 360107), (11, 98211), (19, 56859), (33, 32737), (57, 18953), (209, 5169), (627, 1723)]