1905849

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 3354624

約数和(自身を除く): 1448775

約数列:

[1, 3, 9, 11, 23, 27, 31, 33, 69, 81, 93, 99, 207, 243, 253, 279, 297, 341, 621, 713, 759, 837, 891, 1023, 1863, 2139, 2277, 2511, 2673, 3069, 5589, 6417, 6831, 7533, 7843, 9207, 19251, 20493, 23529, 27621, 57753, 61479, 70587, 82863, 173259, 211761, 635283, 1905849]

約数ペア:

[(1, 1905849), (3, 635283), (9, 211761), (11, 173259), (23, 82863), (27, 70587), (31, 61479), (33, 57753), (69, 27621), (81, 23529), (93, 20493), (99, 19251), (207, 9207), (243, 7843), (253, 7533), (279, 6831), (297, 6417), (341, 5589), (621, 3069), (713, 2673), (759, 2511), (837, 2277), (891, 2139), (1023, 1863)]