27807219

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 46335744

約数和(自身を除く): 18528525

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 101, 103, 243, 297, 303, 309, 891, 909, 927, 1111, 1133, 2673, 2727, 2781, 3333, 3399, 8181, 8343, 9999, 10197, 10403, 24543, 25029, 29997, 30591, 31209, 89991, 91773, 93627, 114433, 269973, 275319, 280881, 343299, 842643, 1029897, 2527929, 3089691, 9269073, 27807219]

約数ペア:

[(1, 27807219), (3, 9269073), (9, 3089691), (11, 2527929), (27, 1029897), (33, 842643), (81, 343299), (99, 280881), (101, 275319), (103, 269973), (243, 114433), (297, 93627), (303, 91773), (309, 89991), (891, 31209), (909, 30591), (927, 29997), (1111, 25029), (1133, 24543), (2673, 10403), (2727, 10197), (2781, 9999), (3333, 8343), (3399, 8181)]