11820951

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 18739200

約数和(自身を除く): 6918249

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 261, 279, 487, 783, 837, 899, 1461, 2697, 4383, 8091, 13149, 14123, 15097, 24273, 42369, 45291, 127107, 135873, 381321, 407619, 437813, 1313439, 3940317, 11820951]

約数ペア:

[(1, 11820951), (3, 3940317), (9, 1313439), (27, 437813), (29, 407619), (31, 381321), (87, 135873), (93, 127107), (261, 45291), (279, 42369), (487, 24273), (783, 15097), (837, 14123), (899, 13149), (1461, 8091), (2697, 4383)]