90205311

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{81047}}^1$

素因数の和:81110

約数の個数: 16

約数和(自身を含む): 140050944

約数和(自身を除く): 49845633

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 81047, 243141, 567329, 1701987, 4295491, 12886473, 30068437, 90205311]

約数ペア:

[(1, 90205311), (3, 30068437), (7, 12886473), (21, 4295491), (53, 1701987), (159, 567329), (371, 243141), (1113, 81047)]