80666523

素因数分解:

$3^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 141173760

約数和(自身を除く): 60507237

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 243, 329, 423, 567, 987, 1009, 1269, 1701, 2961, 3027, 3807, 7063, 8883, 9081, 11421, 21189, 26649, 27243, 47423, 63567, 79947, 81729, 142269, 190701, 245187, 331961, 426807, 572103, 995883, 1280421, 1716309, 2987649, 3841263, 8962947, 11523789, 26888841, 80666523]

約数ペア:

[(1, 80666523), (3, 26888841), (7, 11523789), (9, 8962947), (21, 3841263), (27, 2987649), (47, 1716309), (63, 1280421), (81, 995883), (141, 572103), (189, 426807), (243, 331961), (329, 245187), (423, 190701), (567, 142269), (987, 81729), (1009, 79947), (1269, 63567), (1701, 47423), (2961, 27243), (3027, 26649), (3807, 21189), (7063, 11421), (8883, 9081)]