28753461

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 48642048

約数和(自身を除く): 19888587

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 243, 279, 297, 341, 347, 837, 891, 1023, 1041, 2511, 2673, 3069, 3123, 3817, 7533, 9207, 9369, 10757, 11451, 27621, 28107, 32271, 34353, 82863, 84321, 96813, 103059, 118327, 290439, 309177, 354981, 871317, 927531, 1064943, 2613951, 3194829, 9584487, 28753461]

約数ペア:

[(1, 28753461), (3, 9584487), (9, 3194829), (11, 2613951), (27, 1064943), (31, 927531), (33, 871317), (81, 354981), (93, 309177), (99, 290439), (243, 118327), (279, 103059), (297, 96813), (341, 84321), (347, 82863), (837, 34353), (891, 32271), (1023, 28107), (1041, 27621), (2511, 11451), (2673, 10757), (3069, 9369), (3123, 9207), (3817, 7533)]