31007823

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12203}}^1$

素因数の和:12235

約数の個数: 24

約数和(自身を含む): 51940224

約数和(自身を除く): 20932401

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 12203, 36609, 85421, 134233, 256263, 402699, 939631, 1476563, 2818893, 4429689, 10335941, 31007823]

約数ペア:

[(1, 31007823), (3, 10335941), (7, 4429689), (11, 2818893), (21, 1476563), (33, 939631), (77, 402699), (121, 256263), (231, 134233), (363, 85421), (847, 36609), (2541, 12203)]