75065721

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 108380160

約数和(自身を除く): 33314439

約数列:

[1, 3, 23, 47, 69, 79, 141, 237, 293, 879, 1081, 1817, 3243, 3713, 5451, 6739, 11139, 13771, 20217, 23147, 41313, 69441, 85399, 256197, 316733, 532381, 950199, 1087909, 1597143, 3263727, 25021907, 75065721]

約数ペア:

[(1, 75065721), (3, 25021907), (23, 3263727), (47, 1597143), (69, 1087909), (79, 950199), (141, 532381), (237, 316733), (293, 256197), (879, 85399), (1081, 69441), (1817, 41313), (3243, 23147), (3713, 20217), (5451, 13771), (6739, 11139)]