31251906

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 120

約数和(自身を含む): 84750336

約数和(自身を除く): 53498430

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 81, 93, 98, 126, 127, 147, 162, 186, 189, 217, 254, 279, 294, 378, 381, 434, 441, 558, 567, 651, 762, 837, 882, 889, 1134, 1143, 1302, 1323, 1519, 1674, 1778, 1953, 2286, 2511, 2646, 2667, 3038, 3429, 3906, 3937, 3969, 4557, 5022, 5334, 5859, 6223, 6858, 7874, 7938, 8001, 9114, 10287, 11718, 11811, 12446, 13671, 16002, 17577, 18669, 20574, 23622, 24003, 27342, 27559, 35154, 35433, 37338, 41013, 48006, 55118, 56007, 70866, 72009, 82026, 82677, 106299, 112014, 123039, 144018, 165354, 168021, 192913, 212598, 246078, 248031, 318897, 336042, 385826, 496062, 504063, 578739, 637794, 744093, 1008126, 1157478, 1488186, 1736217, 2232279, 3472434, 4464558, 5208651, 10417302, 15625953, 31251906]

約数ペア:

[(1, 31251906), (2, 15625953), (3, 10417302), (6, 5208651), (7, 4464558), (9, 3472434), (14, 2232279), (18, 1736217), (21, 1488186), (27, 1157478), (31, 1008126), (42, 744093), (49, 637794), (54, 578739), (62, 504063), (63, 496062), (81, 385826), (93, 336042), (98, 318897), (126, 248031), (127, 246078), (147, 212598), (162, 192913), (186, 168021), (189, 165354), (217, 144018), (254, 123039), (279, 112014), (294, 106299), (378, 82677), (381, 82026), (434, 72009), (441, 70866), (558, 56007), (567, 55118), (651, 48006), (762, 41013), (837, 37338), (882, 35433), (889, 35154), (1134, 27559), (1143, 27342), (1302, 24003), (1323, 23622), (1519, 20574), (1674, 18669), (1778, 17577), (1953, 16002), (2286, 13671), (2511, 12446), (2646, 11811), (2667, 11718), (3038, 10287), (3429, 9114), (3906, 8001), (3937, 7938), (3969, 7874), (4557, 6858), (5022, 6223), (5334, 5859)]