2019928509

素因数分解:

$3^9\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2571

約数の個数: 40

約数和(自身を含む): 3104980032

約数和(自身を除く): 1085051523

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 729, 1107, 2187, 2503, 3321, 6561, 7509, 9963, 19683, 22527, 29889, 67581, 89667, 102623, 202743, 269001, 307869, 608229, 807003, 923607, 1824687, 2770821, 5474061, 8312463, 16422183, 24937389, 49266549, 74812167, 224436501, 673309503, 2019928509]

約数ペア:

[(1, 2019928509), (3, 673309503), (9, 224436501), (27, 74812167), (41, 49266549), (81, 24937389), (123, 16422183), (243, 8312463), (369, 5474061), (729, 2770821), (1107, 1824687), (2187, 923607), (2503, 807003), (3321, 608229), (6561, 307869), (7509, 269001), (9963, 202743), (19683, 102623), (22527, 89667), (29889, 67581)]