2049897999597

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{359}}^1\times {\mathrm{279451}}^1$

素因数の和:279966

約数の個数: 48

約数和(自身を含む): 3211238822400

約数和(自身を除く): 1161340822803

約数列:

[1, 3, 7, 21, 49, 139, 147, 359, 417, 973, 1077, 2513, 2919, 6811, 7539, 17591, 20433, 49901, 52773, 149703, 279451, 349307, 838353, 1047921, 1956157, 2445149, 5868471, 7335447, 13693099, 38843689, 41079297, 100322909, 116531067, 271905823, 300968727, 702260363, 815717469, 1903340761, 2106781089, 4915822541, 5710022283, 13944884351, 14747467623, 41834653053, 97614190457, 292842571371, 683299333199, 2049897999597]

約数ペア:

[(1, 2049897999597), (3, 683299333199), (7, 292842571371), (21, 97614190457), (49, 41834653053), (139, 14747467623), (147, 13944884351), (359, 5710022283), (417, 4915822541), (973, 2106781089), (1077, 1903340761), (2513, 815717469), (2919, 702260363), (6811, 300968727), (7539, 271905823), (17591, 116531067), (20433, 100322909), (49901, 41079297), (52773, 38843689), (149703, 13693099), (279451, 7335447), (349307, 5868471), (838353, 2445149), (1047921, 1956157)]