442864

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 20

約数和(自身を含む): 870480

約数和(自身を除く): 427616

約数列:

[1, 2, 4, 8, 16, 89, 178, 311, 356, 622, 712, 1244, 1424, 2488, 4976, 27679, 55358, 110716, 221432, 442864]

約数ペア:

[(1, 442864), (2, 221432), (4, 110716), (8, 55358), (16, 27679), (89, 4976), (178, 2488), (311, 1424), (356, 1244), (622, 712)]