31120264

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2113}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 66971520

約数和(自身を除く): 35851256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1841, 2104, 2113, 3682, 4226, 7364, 8452, 14728, 14791, 16904, 29582, 59164, 118328, 555719, 1111438, 2222876, 3890033, 4445752, 7780066, 15560132, 31120264]

約数ペア:

[(1, 31120264), (2, 15560132), (4, 7780066), (7, 4445752), (8, 3890033), (14, 2222876), (28, 1111438), (56, 555719), (263, 118328), (526, 59164), (1052, 29582), (1841, 16904), (2104, 14791), (2113, 14728), (3682, 8452), (4226, 7364)]