2181177

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 3336840

約数和(自身を除く): 1155663

約数列:

[1, 3, 9, 29, 61, 87, 137, 183, 261, 411, 549, 1233, 1769, 3973, 5307, 8357, 11919, 15921, 25071, 35757, 75213, 242353, 727059, 2181177]

約数ペア:

[(1, 2181177), (3, 727059), (9, 242353), (29, 75213), (61, 35757), (87, 25071), (137, 15921), (183, 11919), (261, 8357), (411, 5307), (549, 3973), (1233, 1769)]