1238804919

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{449}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 2091258000

約数和(自身を除く): 852453081

約数列:

[1, 3, 9, 11, 29, 31, 33, 87, 93, 99, 261, 279, 319, 341, 449, 899, 957, 961, 1023, 1347, 2697, 2871, 2883, 3069, 4041, 4939, 8091, 8649, 9889, 10571, 13021, 13919, 14817, 27869, 29667, 31713, 39063, 41757, 44451, 83607, 89001, 95139, 117189, 125271, 143231, 153109, 250821, 306559, 403651, 429693, 431489, 459327, 919677, 1210953, 1289079, 1294467, 1377981, 2759031, 3632859, 3883401, 4440161, 4746379, 12513181, 13320483, 14239137, 37539543, 39961449, 42717411, 112618629, 137644991, 412934973, 1238804919]

約数ペア:

[(1, 1238804919), (3, 412934973), (9, 137644991), (11, 112618629), (29, 42717411), (31, 39961449), (33, 37539543), (87, 14239137), (93, 13320483), (99, 12513181), (261, 4746379), (279, 4440161), (319, 3883401), (341, 3632859), (449, 2759031), (899, 1377981), (957, 1294467), (961, 1289079), (1023, 1210953), (1347, 919677), (2697, 459327), (2871, 431489), (2883, 429693), (3069, 403651), (4041, 306559), (4939, 250821), (8091, 153109), (8649, 143231), (9889, 125271), (10571, 117189), (13021, 95139), (13919, 89001), (14817, 83607), (27869, 44451), (29667, 41757), (31713, 39063)]