8894215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 12441600

約数和(自身を除く): 3547385

約数列:

[1, 5, 11, 23, 55, 79, 89, 115, 253, 395, 445, 869, 979, 1265, 1817, 2047, 4345, 4895, 7031, 9085, 10235, 19987, 22517, 35155, 77341, 99935, 112585, 161713, 386705, 808565, 1778843, 8894215]

約数ペア:

[(1, 8894215), (5, 1778843), (11, 808565), (23, 386705), (55, 161713), (79, 112585), (89, 99935), (115, 77341), (253, 35155), (395, 22517), (445, 19987), (869, 10235), (979, 9085), (1265, 7031), (1817, 4895), (2047, 4345)]