4891271

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 6155520

約数和(自身を除く): 1264249

約数列:

[1, 7, 11, 77, 139, 457, 973, 1529, 3199, 5027, 10703, 35189, 63523, 444661, 698753, 4891271]

約数ペア:

[(1, 4891271), (7, 698753), (11, 444661), (77, 63523), (139, 35189), (457, 10703), (973, 5027), (1529, 3199)]