520016959

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41947}}^1$

素因数の和:41995

約数の個数: 24

約数和(自身を含む): 688618368

約数和(自身を除く): 168601409

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 12397, 41947, 293629, 461417, 964781, 2055403, 3229919, 6753467, 10612591, 22609433, 47274269, 74288137, 520016959]

約数ペア:

[(1, 520016959), (7, 74288137), (11, 47274269), (23, 22609433), (49, 10612591), (77, 6753467), (161, 3229919), (253, 2055403), (539, 964781), (1127, 461417), (1771, 293629), (12397, 41947)]