217065906

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{43223}}^1$

素因数の和:43268

約数の個数: 40

約数和(自身を含む): 502089984

約数和(自身を除く): 285024078

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 279, 558, 837, 1674, 2511, 5022, 43223, 86446, 129669, 259338, 389007, 778014, 1167021, 1339913, 2334042, 2679826, 3501063, 4019739, 7002126, 8039478, 12059217, 24118434, 36177651, 72355302, 108532953, 217065906]

約数ペア:

[(1, 217065906), (2, 108532953), (3, 72355302), (6, 36177651), (9, 24118434), (18, 12059217), (27, 8039478), (31, 7002126), (54, 4019739), (62, 3501063), (81, 2679826), (93, 2334042), (162, 1339913), (186, 1167021), (279, 778014), (558, 389007), (837, 259338), (1674, 129669), (2511, 86446), (5022, 43223)]