31987641

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9461}}^1$

素因数の和:9501

約数の個数: 24

約数和(自身を含む): 51776064

約数和(自身を除く): 19788423

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 9461, 28383, 66227, 198681, 217603, 463589, 652809, 1390767, 1523221, 4569663, 10662547, 31987641]

約数ペア:

[(1, 31987641), (3, 10662547), (7, 4569663), (21, 1523221), (23, 1390767), (49, 652809), (69, 463589), (147, 217603), (161, 198681), (483, 66227), (1127, 28383), (3381, 9461)]