27856791

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 44553600

約数和(自身を除く): 16696809

約数列:

[1, 3, 9, 27, 29, 59, 67, 81, 87, 177, 201, 243, 261, 531, 603, 783, 1593, 1711, 1809, 1943, 2349, 3953, 4779, 5133, 5427, 5829, 7047, 11859, 14337, 15399, 16281, 17487, 35577, 46197, 52461, 106731, 114637, 138591, 157383, 320193, 343911, 415773, 472149, 960579, 1031733, 3095199, 9285597, 27856791]

約数ペア:

[(1, 27856791), (3, 9285597), (9, 3095199), (27, 1031733), (29, 960579), (59, 472149), (67, 415773), (81, 343911), (87, 320193), (177, 157383), (201, 138591), (243, 114637), (261, 106731), (531, 52461), (603, 46197), (783, 35577), (1593, 17487), (1711, 16281), (1809, 15399), (1943, 14337), (2349, 11859), (3953, 7047), (4779, 5829), (5133, 5427)]