398896

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:348

約数の個数: 20

約数和(自身を含む): 783432

約数和(自身を除く): 384536

約数列:

[1, 2, 4, 8, 16, 107, 214, 233, 428, 466, 856, 932, 1712, 1864, 3728, 24931, 49862, 99724, 199448, 398896]

約数ペア:

[(1, 398896), (2, 199448), (4, 99724), (8, 49862), (16, 24931), (107, 3728), (214, 1864), (233, 1712), (428, 932), (466, 856)]