17931942

素因数分解:

$2^1\times 3^6\times 7^2\times {\mathrm{251}}^1$

素因数の和:285

約数の個数: 84

約数和(自身を含む): 47099556

約数和(自身を除く): 29167614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 251, 294, 378, 441, 486, 502, 567, 729, 753, 882, 1134, 1323, 1458, 1506, 1701, 1757, 2259, 2646, 3402, 3514, 3969, 4518, 5103, 5271, 6777, 7938, 10206, 10542, 11907, 12299, 13554, 15813, 20331, 23814, 24598, 31626, 35721, 36897, 40662, 47439, 60993, 71442, 73794, 94878, 110691, 121986, 142317, 182979, 221382, 284634, 332073, 365958, 426951, 664146, 853902, 996219, 1280853, 1992438, 2561706, 2988657, 5977314, 8965971, 17931942]

約数ペア:

[(1, 17931942), (2, 8965971), (3, 5977314), (6, 2988657), (7, 2561706), (9, 1992438), (14, 1280853), (18, 996219), (21, 853902), (27, 664146), (42, 426951), (49, 365958), (54, 332073), (63, 284634), (81, 221382), (98, 182979), (126, 142317), (147, 121986), (162, 110691), (189, 94878), (243, 73794), (251, 71442), (294, 60993), (378, 47439), (441, 40662), (486, 36897), (502, 35721), (567, 31626), (729, 24598), (753, 23814), (882, 20331), (1134, 15813), (1323, 13554), (1458, 12299), (1506, 11907), (1701, 10542), (1757, 10206), (2259, 7938), (2646, 6777), (3402, 5271), (3514, 5103), (3969, 4518)]