1221388

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 2466464

約数和(自身を除く): 1245076

約数列:

[1, 2, 4, 7, 14, 28, 181, 241, 362, 482, 724, 964, 1267, 1687, 2534, 3374, 5068, 6748, 43621, 87242, 174484, 305347, 610694, 1221388]

約数ペア:

[(1, 1221388), (2, 610694), (4, 305347), (7, 174484), (14, 87242), (28, 43621), (181, 6748), (241, 5068), (362, 3374), (482, 2534), (724, 1687), (964, 1267)]