42813771

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 78382080

約数和(自身を除く): 35568309

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 53, 77, 91, 143, 159, 231, 269, 273, 371, 429, 583, 689, 807, 1001, 1113, 1749, 1883, 2067, 2959, 3003, 3497, 4081, 4823, 5649, 7579, 8877, 10491, 12243, 14257, 14469, 20713, 22737, 24479, 38467, 42771, 53053, 62139, 73437, 99799, 115401, 156827, 159159, 185341, 269269, 299397, 470481, 556023, 807807, 1097789, 1297387, 2038751, 3293367, 3892161, 6116253, 14271257, 42813771]

約数ペア:

[(1, 42813771), (3, 14271257), (7, 6116253), (11, 3892161), (13, 3293367), (21, 2038751), (33, 1297387), (39, 1097789), (53, 807807), (77, 556023), (91, 470481), (143, 299397), (159, 269269), (231, 185341), (269, 159159), (273, 156827), (371, 115401), (429, 99799), (583, 73437), (689, 62139), (807, 53053), (1001, 42771), (1113, 38467), (1749, 24479), (1883, 22737), (2067, 20713), (2959, 14469), (3003, 14257), (3497, 12243), (4081, 10491), (4823, 8877), (5649, 7579)]