2047875

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 3514368

約数和(自身を除く): 1466493

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 127, 129, 215, 375, 381, 635, 645, 1075, 1905, 3175, 3225, 5375, 5461, 9525, 15875, 16125, 16383, 27305, 47625, 81915, 136525, 409575, 682625, 2047875]

約数ペア:

[(1, 2047875), (3, 682625), (5, 409575), (15, 136525), (25, 81915), (43, 47625), (75, 27305), (125, 16383), (127, 16125), (129, 15875), (215, 9525), (375, 5461), (381, 5375), (635, 3225), (645, 3175), (1075, 1905)]