311943177

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{126961}}^1$

素因数の和:126990

約数の個数: 32

約数和(自身を含む): 568789760

約数和(自身を除く): 256846583

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 126961, 380883, 888727, 1142649, 1650493, 2666181, 3427947, 4951479, 7998543, 11553451, 14854437, 23995629, 34660353, 44563311, 103981059, 311943177]

約数ペア:

[(1, 311943177), (3, 103981059), (7, 44563311), (9, 34660353), (13, 23995629), (21, 14854437), (27, 11553451), (39, 7998543), (63, 4951479), (91, 3427947), (117, 2666181), (189, 1650493), (273, 1142649), (351, 888727), (819, 380883), (2457, 126961)]