71787597

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 117133632

約数和(自身を除く): 45346035

約数列:

[1, 3, 7, 21, 41, 43, 49, 123, 129, 147, 277, 287, 301, 831, 861, 903, 1763, 1939, 2009, 2107, 5289, 5817, 6027, 6321, 11357, 11911, 12341, 13573, 34071, 35733, 37023, 40719, 79499, 83377, 86387, 238497, 250131, 259161, 488351, 556493, 583639, 1465053, 1669479, 1750917, 3418457, 10255371, 23929199, 71787597]

約数ペア:

[(1, 71787597), (3, 23929199), (7, 10255371), (21, 3418457), (41, 1750917), (43, 1669479), (49, 1465053), (123, 583639), (129, 556493), (147, 488351), (277, 259161), (287, 250131), (301, 238497), (831, 86387), (861, 83377), (903, 79499), (1763, 40719), (1939, 37023), (2009, 35733), (2107, 34071), (5289, 13573), (5817, 12341), (6027, 11911), (6321, 11357)]