77899995

素因数分解:

$3^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2039}}^1$

素因数の和:2336

約数の個数: 32

約数和(自身を含む): 139046400

約数和(自身を除く): 61146405

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 283, 849, 1415, 2039, 2547, 4245, 6117, 7641, 10195, 12735, 18351, 30585, 38205, 55053, 91755, 275265, 577037, 1731111, 2885185, 5193333, 8655555, 15579999, 25966665, 77899995]

約数ペア:

[(1, 77899995), (3, 25966665), (5, 15579999), (9, 8655555), (15, 5193333), (27, 2885185), (45, 1731111), (135, 577037), (283, 275265), (849, 91755), (1415, 55053), (2039, 38205), (2547, 30585), (4245, 18351), (6117, 12735), (7641, 10195)]