81651978

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{1181}}^1$

素因数の和:1379

約数の個数: 48

約数和(自身を含む): 185867136

約数和(自身を除く): 104215158

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 167, 207, 334, 414, 501, 1002, 1181, 1503, 2362, 3006, 3543, 3841, 7086, 7682, 10629, 11523, 21258, 23046, 27163, 34569, 54326, 69138, 81489, 162978, 197227, 244467, 394454, 488934, 591681, 1183362, 1775043, 3550086, 4536221, 9072442, 13608663, 27217326, 40825989, 81651978]

約数ペア:

[(1, 81651978), (2, 40825989), (3, 27217326), (6, 13608663), (9, 9072442), (18, 4536221), (23, 3550086), (46, 1775043), (69, 1183362), (138, 591681), (167, 488934), (207, 394454), (334, 244467), (414, 197227), (501, 162978), (1002, 81489), (1181, 69138), (1503, 54326), (2362, 34569), (3006, 27163), (3543, 23046), (3841, 21258), (7086, 11523), (7682, 10629)]