71984129

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{619}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 84816000

約数和(自身を除く): 12831871

約数列:

[1, 7, 37, 259, 449, 619, 3143, 4333, 16613, 22903, 116291, 160321, 277931, 1945517, 10283447, 71984129]

約数ペア:

[(1, 71984129), (7, 10283447), (37, 1945517), (259, 277931), (449, 160321), (619, 116291), (3143, 22903), (4333, 16613)]