1264815

素因数分解:

$3^6\times 5^1\times {\mathrm{347}}^1$

素因数の和:370

約数の個数: 28

約数和(自身を含む): 2282184

約数和(自身を除く): 1017369

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 347, 405, 729, 1041, 1215, 1735, 3123, 3645, 5205, 9369, 15615, 28107, 46845, 84321, 140535, 252963, 421605, 1264815]

約数ペア:

[(1, 1264815), (3, 421605), (5, 252963), (9, 140535), (15, 84321), (27, 46845), (45, 28107), (81, 15615), (135, 9369), (243, 5205), (347, 3645), (405, 3123), (729, 1735), (1041, 1215)]