1331883

素因数分解:

$3^8\times 7^1\times {\mathrm{29}}^1$

素因数の和:60

約数の個数: 36

約数和(自身を含む): 2361840

約数和(自身を除く): 1029957

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 567, 609, 729, 783, 1701, 1827, 2187, 2349, 5103, 5481, 6561, 7047, 15309, 16443, 21141, 45927, 49329, 63423, 147987, 190269, 443961, 1331883]

約数ペア:

[(1, 1331883), (3, 443961), (7, 190269), (9, 147987), (21, 63423), (27, 49329), (29, 45927), (63, 21141), (81, 16443), (87, 15309), (189, 7047), (203, 6561), (243, 5481), (261, 5103), (567, 2349), (609, 2187), (729, 1827), (783, 1701)]