858542279

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{21929}}^1$

素因数の和:22007

約数の個数: 24

約数和(自身を含む): 1080008640

約数和(自身を除く): 221466361

約数列:

[1, 7, 17, 47, 49, 119, 329, 799, 833, 2303, 5593, 21929, 39151, 153503, 372793, 1030663, 1074521, 2609551, 7214641, 17521271, 18266857, 50502487, 122648897, 858542279]

約数ペア:

[(1, 858542279), (7, 122648897), (17, 50502487), (47, 18266857), (49, 17521271), (119, 7214641), (329, 2609551), (799, 1074521), (833, 1030663), (2303, 372793), (5593, 153503), (21929, 39151)]