996945165

素因数分解:

$3^5\times 5^1\times {\mathrm{823}}^1\times {\mathrm{997}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 1796016768

約数和(自身を除く): 799071603

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 823, 997, 1215, 2469, 2991, 4115, 4985, 7407, 8973, 12345, 14955, 22221, 26919, 37035, 44865, 66663, 80757, 111105, 134595, 199989, 242271, 333315, 403785, 820531, 999945, 1211355, 2461593, 4102655, 7384779, 12307965, 22154337, 36923895, 66463011, 110771685, 199389033, 332315055, 996945165]

約数ペア:

[(1, 996945165), (3, 332315055), (5, 199389033), (9, 110771685), (15, 66463011), (27, 36923895), (45, 22154337), (81, 12307965), (135, 7384779), (243, 4102655), (405, 2461593), (823, 1211355), (997, 999945), (1215, 820531), (2469, 403785), (2991, 333315), (4115, 242271), (4985, 199989), (7407, 134595), (8973, 111105), (12345, 80757), (14955, 66663), (22221, 44865), (26919, 37035)]