397744892

素因数分解:

$2^2\times {\mathrm{443}}^1\times {\mathrm{224461}}^1$

素因数の和:224908

約数の個数: 12

約数和(自身を含む): 697627896

約数和(自身を除く): 299883004

約数列:

[1, 2, 4, 443, 886, 1772, 224461, 448922, 897844, 99436223, 198872446, 397744892]

約数ペア:

[(1, 397744892), (2, 198872446), (4, 99436223), (443, 897844), (886, 448922), (1772, 224461)]