81925148

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{1439}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 147248640

約数和(自身を除く): 65323492

約数列:

[1, 2, 4, 43, 86, 172, 331, 662, 1324, 1439, 2878, 5756, 14233, 28466, 56932, 61877, 123754, 247508, 476309, 952618, 1905236, 20481287, 40962574, 81925148]

約数ペア:

[(1, 81925148), (2, 40962574), (4, 20481287), (43, 1905236), (86, 952618), (172, 476309), (331, 247508), (662, 123754), (1324, 61877), (1439, 56932), (2878, 28466), (5756, 14233)]