71779878

素因数分解:

$2^1\times 3^3\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 164102400

約数和(自身を除く): 92322522

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 73, 131, 139, 146, 219, 262, 278, 393, 417, 438, 657, 786, 834, 1179, 1251, 1314, 1971, 2358, 2502, 3537, 3753, 3942, 7074, 7506, 9563, 10147, 18209, 19126, 20294, 28689, 30441, 36418, 54627, 57378, 60882, 86067, 91323, 109254, 163881, 172134, 182646, 258201, 273969, 327762, 491643, 516402, 547938, 983286, 1329257, 2658514, 3987771, 7975542, 11963313, 23926626, 35889939, 71779878]

約数ペア:

[(1, 71779878), (2, 35889939), (3, 23926626), (6, 11963313), (9, 7975542), (18, 3987771), (27, 2658514), (54, 1329257), (73, 983286), (131, 547938), (139, 516402), (146, 491643), (219, 327762), (262, 273969), (278, 258201), (393, 182646), (417, 172134), (438, 163881), (657, 109254), (786, 91323), (834, 86067), (1179, 60882), (1251, 57378), (1314, 54627), (1971, 36418), (2358, 30441), (2502, 28689), (3537, 20294), (3753, 19126), (3942, 18209), (7074, 10147), (7506, 9563)]