55983627

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 100017216

約数和(自身を除く): 44033589

約数列:

[1, 3, 7, 9, 21, 37, 47, 49, 63, 73, 111, 141, 147, 219, 259, 329, 333, 423, 441, 511, 657, 777, 987, 1533, 1739, 1813, 2303, 2331, 2701, 2961, 3431, 3577, 4599, 5217, 5439, 6909, 8103, 10293, 10731, 12173, 15651, 16317, 18907, 20727, 24017, 24309, 30879, 32193, 36519, 56721, 72051, 85211, 109557, 126947, 132349, 168119, 170163, 216153, 255633, 380841, 397047, 504357, 766899, 888629, 1142523, 1191141, 1513071, 2665887, 6220403, 7997661, 18661209, 55983627]

約数ペア:

[(1, 55983627), (3, 18661209), (7, 7997661), (9, 6220403), (21, 2665887), (37, 1513071), (47, 1191141), (49, 1142523), (63, 888629), (73, 766899), (111, 504357), (141, 397047), (147, 380841), (219, 255633), (259, 216153), (329, 170163), (333, 168119), (423, 132349), (441, 126947), (511, 109557), (657, 85211), (777, 72051), (987, 56721), (1533, 36519), (1739, 32193), (1813, 30879), (2303, 24309), (2331, 24017), (2701, 20727), (2961, 18907), (3431, 16317), (3577, 15651), (4599, 12173), (5217, 10731), (5439, 10293), (6909, 8103)]