208085265

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{26729}}^1$

素因数の和:26913

約数の個数: 24

約数和(自身を含む): 362779560

約数和(自身を除く): 154694295

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 7785, 26729, 80187, 133645, 240561, 400935, 1202805, 4624117, 13872351, 23120585, 41617053, 69361755, 208085265]

約数ペア:

[(1, 208085265), (3, 69361755), (5, 41617053), (9, 23120585), (15, 13872351), (45, 4624117), (173, 1202805), (519, 400935), (865, 240561), (1557, 133645), (2595, 80187), (7785, 26729)]