4920223

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 6388256

約数和(自身を除く): 1468033

約数列:

[1, 7, 11, 37, 77, 121, 157, 259, 407, 847, 1099, 1727, 2849, 4477, 5809, 12089, 18997, 31339, 40663, 63899, 132979, 447293, 702889, 4920223]

約数ペア:

[(1, 4920223), (7, 702889), (11, 447293), (37, 132979), (77, 63899), (121, 40663), (157, 31339), (259, 18997), (407, 12089), (847, 5809), (1099, 4477), (1727, 2849)]