16996485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 12863355

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 239, 431, 717, 1195, 1293, 2155, 2629, 3585, 4741, 6465, 7887, 13145, 14223, 23705, 39435, 71115, 103009, 309027, 515045, 1133099, 1545135, 3399297, 5665495, 16996485]

約数ペア:

[(1, 16996485), (3, 5665495), (5, 3399297), (11, 1545135), (15, 1133099), (33, 515045), (55, 309027), (165, 103009), (239, 71115), (431, 39435), (717, 23705), (1195, 14223), (1293, 13145), (2155, 7887), (2629, 6465), (3585, 4741)]