71018181

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 124723200

約数和(自身を除く): 53705019

約数列:

[1, 3, 9, 13, 19, 23, 27, 39, 57, 69, 117, 171, 207, 247, 299, 351, 437, 463, 513, 621, 741, 897, 1311, 1389, 2223, 2691, 3933, 4167, 5681, 6019, 6669, 8073, 8797, 10649, 11799, 12501, 17043, 18057, 26391, 31947, 51129, 54171, 79173, 95841, 114361, 138437, 153387, 162513, 202331, 237519, 287523, 343083, 415311, 606993, 1029249, 1245933, 1820979, 2630303, 3087747, 3737799, 5462937, 7890909, 23672727, 71018181]

約数ペア:

[(1, 71018181), (3, 23672727), (9, 7890909), (13, 5462937), (19, 3737799), (23, 3087747), (27, 2630303), (39, 1820979), (57, 1245933), (69, 1029249), (117, 606993), (171, 415311), (207, 343083), (247, 287523), (299, 237519), (351, 202331), (437, 162513), (463, 153387), (513, 138437), (621, 114361), (741, 95841), (897, 79173), (1311, 54171), (1389, 51129), (2223, 31947), (2691, 26391), (3933, 18057), (4167, 17043), (5681, 12501), (6019, 11799), (6669, 10649), (8073, 8797)]