66883971

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 119808000

約数和(自身を除く): 52924029

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 133, 147, 209, 231, 311, 343, 399, 539, 627, 931, 933, 1029, 1463, 1617, 2177, 2793, 3421, 3773, 4389, 5909, 6517, 6531, 10241, 10263, 11319, 15239, 17727, 19551, 23947, 30723, 41363, 45717, 64999, 71687, 71841, 106673, 124089, 167629, 194997, 215061, 289541, 320019, 454993, 502887, 868623, 1173403, 1364979, 2026787, 3184951, 3520209, 6080361, 9554853, 22294657, 66883971]

約数ペア:

[(1, 66883971), (3, 22294657), (7, 9554853), (11, 6080361), (19, 3520209), (21, 3184951), (33, 2026787), (49, 1364979), (57, 1173403), (77, 868623), (133, 502887), (147, 454993), (209, 320019), (231, 289541), (311, 215061), (343, 194997), (399, 167629), (539, 124089), (627, 106673), (931, 71841), (933, 71687), (1029, 64999), (1463, 45717), (1617, 41363), (2177, 30723), (2793, 23947), (3421, 19551), (3773, 17727), (4389, 15239), (5909, 11319), (6517, 10263), (6531, 10241)]