138815728

素因数分解:

$2^4\times {\mathrm{1931}}^1\times {\mathrm{4493}}^1$

素因数の和:6432

約数の個数: 20

約数和(自身を含む): 269154648

約数和(自身を除く): 130338920

約数列:

[1, 2, 4, 8, 16, 1931, 3862, 4493, 7724, 8986, 15448, 17972, 30896, 35944, 71888, 8675983, 17351966, 34703932, 69407864, 138815728]

約数ペア:

[(1, 138815728), (2, 69407864), (4, 34703932), (8, 17351966), (16, 8675983), (1931, 71888), (3862, 35944), (4493, 30896), (7724, 17972), (8986, 15448)]