138835521

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 54

約数和(自身を含む): 231385154

約数和(自身を除く): 92549633

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 121, 207, 241, 253, 363, 529, 723, 759, 1089, 1587, 2169, 2277, 2651, 2783, 4761, 5543, 5819, 7953, 8349, 16629, 17457, 23859, 25047, 29161, 49887, 52371, 60973, 64009, 87483, 127489, 182919, 192027, 262449, 382467, 548757, 576081, 670703, 1147401, 1402379, 2012109, 4207137, 6036327, 12621411, 15426169, 46278507, 138835521]

約数ペア:

[(1, 138835521), (3, 46278507), (9, 15426169), (11, 12621411), (23, 6036327), (33, 4207137), (69, 2012109), (99, 1402379), (121, 1147401), (207, 670703), (241, 576081), (253, 548757), (363, 382467), (529, 262449), (723, 192027), (759, 182919), (1089, 127489), (1587, 87483), (2169, 64009), (2277, 60973), (2651, 52371), (2783, 49887), (4761, 29161), (5543, 25047), (5819, 23859), (7953, 17457), (8349, 16629)]