87673388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 172972800

約数和(自身を除く): 85299412

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 149, 172, 298, 311, 473, 596, 622, 946, 1244, 1639, 1892, 3278, 3421, 6407, 6556, 6842, 12814, 13373, 13684, 25628, 26746, 46339, 53492, 70477, 92678, 140954, 147103, 185356, 281908, 294206, 509729, 588412, 1019458, 1992577, 2038916, 3985154, 7970308, 21918347, 43836694, 87673388]

約数ペア:

[(1, 87673388), (2, 43836694), (4, 21918347), (11, 7970308), (22, 3985154), (43, 2038916), (44, 1992577), (86, 1019458), (149, 588412), (172, 509729), (298, 294206), (311, 281908), (473, 185356), (596, 147103), (622, 140954), (946, 92678), (1244, 70477), (1639, 53492), (1892, 46339), (3278, 26746), (3421, 25628), (6407, 13684), (6556, 13373), (6842, 12814)]