129881017

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2287}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 161715840

約数和(自身を除く): 31834823

約数列:

[1, 7, 19, 49, 61, 133, 427, 931, 1159, 2287, 2989, 8113, 16009, 43453, 56791, 112063, 139507, 304171, 976549, 2129197, 2650633, 6835843, 18554431, 129881017]

約数ペア:

[(1, 129881017), (7, 18554431), (19, 6835843), (49, 2650633), (61, 2129197), (133, 976549), (427, 304171), (931, 139507), (1159, 112063), (2287, 56791), (2989, 43453), (8113, 16009)]