28593005

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 43305984

約数和(自身を除く): 14712979

約数列:

[1, 5, 7, 19, 31, 35, 73, 95, 133, 155, 217, 361, 365, 511, 589, 665, 1085, 1387, 1805, 2263, 2527, 2555, 2945, 4123, 6935, 9709, 11191, 11315, 12635, 15841, 20615, 26353, 42997, 48545, 55955, 78337, 79205, 131765, 184471, 214985, 300979, 391685, 816943, 922355, 1504895, 4084715, 5718601, 28593005]

約数ペア:

[(1, 28593005), (5, 5718601), (7, 4084715), (19, 1504895), (31, 922355), (35, 816943), (73, 391685), (95, 300979), (133, 214985), (155, 184471), (217, 131765), (361, 79205), (365, 78337), (511, 55955), (589, 48545), (665, 42997), (1085, 26353), (1387, 20615), (1805, 15841), (2263, 12635), (2527, 11315), (2555, 11191), (2945, 9709), (4123, 6935)]