28281177

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1958

約数の個数: 32

約数和(自身を含む): 45648000

約数和(自身を除く): 17366823

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 171, 261, 513, 551, 783, 1653, 1901, 4959, 5703, 14877, 17109, 36119, 51327, 55129, 108357, 165387, 325071, 496161, 975213, 1047451, 1488483, 3142353, 9427059, 28281177]

約数ペア:

[(1, 28281177), (3, 9427059), (9, 3142353), (19, 1488483), (27, 1047451), (29, 975213), (57, 496161), (87, 325071), (171, 165387), (261, 108357), (513, 55129), (551, 51327), (783, 36119), (1653, 17109), (1901, 14877), (4959, 5703)]