16722531

素因数分解:

$3^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:167

約数の個数: 56

約数和(自身を含む): 29904480

約数和(自身を除く): 13181949

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 113, 189, 203, 243, 261, 339, 567, 609, 729, 783, 791, 1017, 1701, 1827, 2349, 2373, 3051, 3277, 5103, 5481, 7047, 7119, 9153, 9831, 16443, 21141, 21357, 22939, 27459, 29493, 49329, 64071, 68817, 82377, 88479, 147987, 192213, 206451, 265437, 576639, 619353, 796311, 1858059, 2388933, 5574177, 16722531]

約数ペア:

[(1, 16722531), (3, 5574177), (7, 2388933), (9, 1858059), (21, 796311), (27, 619353), (29, 576639), (63, 265437), (81, 206451), (87, 192213), (113, 147987), (189, 88479), (203, 82377), (243, 68817), (261, 64071), (339, 49329), (567, 29493), (609, 27459), (729, 22939), (783, 21357), (791, 21141), (1017, 16443), (1701, 9831), (1827, 9153), (2349, 7119), (2373, 7047), (3051, 5481), (3277, 5103)]