201990904717

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1\times {\mathrm{15373}}^1$

素因数の和:16037

約数の個数: 32

約数和(自身を含む): 240003636992

約数和(自身を除く): 38012732275

約数列:

[1, 7, 37, 97, 259, 523, 679, 3589, 3661, 15373, 19351, 25123, 50731, 107611, 135457, 355117, 568801, 1491181, 1877047, 3981607, 8040079, 10438267, 13139329, 55173697, 56280553, 297482923, 386215879, 779887663, 2082380461, 5459213641, 28855843531, 201990904717]

約数ペア:

[(1, 201990904717), (7, 28855843531), (37, 5459213641), (97, 2082380461), (259, 779887663), (523, 386215879), (679, 297482923), (3589, 56280553), (3661, 55173697), (15373, 13139329), (19351, 10438267), (25123, 8040079), (50731, 3981607), (107611, 1877047), (135457, 1491181), (355117, 568801)]