40784013

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 64281600

約数和(自身を除く): 23497587

約数列:

[1, 3, 9, 19, 27, 57, 107, 171, 321, 513, 743, 963, 2033, 2229, 2889, 6099, 6687, 14117, 18297, 20061, 42351, 54891, 79501, 127053, 238503, 381159, 715509, 1510519, 2146527, 4531557, 13594671, 40784013]

約数ペア:

[(1, 40784013), (3, 13594671), (9, 4531557), (19, 2146527), (27, 1510519), (57, 715509), (107, 381159), (171, 238503), (321, 127053), (513, 79501), (743, 54891), (963, 42351), (2033, 20061), (2229, 18297), (2889, 14117), (6099, 6687)]