81289026

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49627}}^1$

素因数の和:49655

約数の個数: 48

約数和(自身を含む): 216775104

約数和(自身を除く): 135486078

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 49627, 99254, 148881, 297762, 347389, 446643, 645151, 694778, 893286, 1042167, 1290302, 1935453, 2084334, 3126501, 3870906, 4516057, 5806359, 6253002, 9032114, 11612718, 13548171, 27096342, 40644513, 81289026]

約数ペア:

[(1, 81289026), (2, 40644513), (3, 27096342), (6, 13548171), (7, 11612718), (9, 9032114), (13, 6253002), (14, 5806359), (18, 4516057), (21, 3870906), (26, 3126501), (39, 2084334), (42, 1935453), (63, 1290302), (78, 1042167), (91, 893286), (117, 694778), (126, 645151), (182, 446643), (234, 347389), (273, 297762), (546, 148881), (819, 99254), (1638, 49627)]