13381998

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1979}}^1$

素因数の和:2021

約数の個数: 48

約数和(自身を含む): 32503680

約数和(自身を除く): 19121682

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 1979, 2254, 3381, 3958, 5937, 6762, 11874, 13853, 27706, 41559, 45517, 83118, 91034, 96971, 136551, 193942, 273102, 290913, 318619, 581826, 637238, 955857, 1911714, 2230333, 4460666, 6690999, 13381998]

約数ペア:

[(1, 13381998), (2, 6690999), (3, 4460666), (6, 2230333), (7, 1911714), (14, 955857), (21, 637238), (23, 581826), (42, 318619), (46, 290913), (49, 273102), (69, 193942), (98, 136551), (138, 96971), (147, 91034), (161, 83118), (294, 45517), (322, 41559), (483, 27706), (966, 13853), (1127, 11874), (1979, 6762), (2254, 5937), (3381, 3958)]