28025465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 38201856

約数和(自身を除く): 10176391

約数列:

[1, 5, 13, 37, 43, 65, 185, 215, 271, 481, 559, 1355, 1591, 2405, 2795, 3523, 7955, 10027, 11653, 17615, 20683, 50135, 58265, 103415, 130351, 151489, 431161, 651755, 757445, 2155805, 5605093, 28025465]

約数ペア:

[(1, 28025465), (5, 5605093), (13, 2155805), (37, 757445), (43, 651755), (65, 431161), (185, 151489), (215, 130351), (271, 103415), (481, 58265), (559, 50135), (1355, 20683), (1591, 17615), (2405, 11653), (2795, 10027), (3523, 7955)]