2891097

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 5054400

約数和(自身を除く): 2163303

約数列:

[1, 3, 9, 11, 19, 29, 33, 53, 57, 87, 99, 159, 171, 209, 261, 319, 477, 551, 583, 627, 957, 1007, 1537, 1653, 1749, 1881, 2871, 3021, 4611, 4959, 5247, 6061, 9063, 11077, 13833, 16907, 18183, 29203, 33231, 50721, 54549, 87609, 99693, 152163, 262827, 321233, 963699, 2891097]

約数ペア:

[(1, 2891097), (3, 963699), (9, 321233), (11, 262827), (19, 152163), (29, 99693), (33, 87609), (53, 54549), (57, 50721), (87, 33231), (99, 29203), (159, 18183), (171, 16907), (209, 13833), (261, 11077), (319, 9063), (477, 6061), (551, 5247), (583, 4959), (627, 4611), (957, 3021), (1007, 2871), (1537, 1881), (1653, 1749)]