388091715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1451}}^1\times {\mathrm{1621}}^1$

素因数の和:3091

約数の個数: 32

約数和(自身を含む): 678281472

約数和(自身を除く): 290189757

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 1451, 1621, 4353, 4863, 7255, 8105, 15961, 17831, 21765, 24315, 47883, 53493, 79805, 89155, 239415, 267465, 2352071, 7056213, 11760355, 25872781, 35281065, 77618343, 129363905, 388091715]

約数ペア:

[(1, 388091715), (3, 129363905), (5, 77618343), (11, 35281065), (15, 25872781), (33, 11760355), (55, 7056213), (165, 2352071), (1451, 267465), (1621, 239415), (4353, 89155), (4863, 79805), (7255, 53493), (8105, 47883), (15961, 24315), (17831, 21765)]