84415779

素因数分解:

$3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{2857}}^1$

素因数の和:2944

約数の個数: 36

約数和(自身を含む): 144008904

約数和(自身を除く): 59593125

約数列:

[1, 3, 7, 9, 21, 49, 63, 67, 147, 201, 441, 469, 603, 1407, 2857, 3283, 4221, 8571, 9849, 19999, 25713, 29547, 59997, 139993, 179991, 191419, 419979, 574257, 1259937, 1339933, 1722771, 4019799, 9379531, 12059397, 28138593, 84415779]

約数ペア:

[(1, 84415779), (3, 28138593), (7, 12059397), (9, 9379531), (21, 4019799), (49, 1722771), (63, 1339933), (67, 1259937), (147, 574257), (201, 419979), (441, 191419), (469, 179991), (603, 139993), (1407, 59997), (2857, 29547), (3283, 25713), (4221, 19999), (8571, 9849)]