663734

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:379

約数の個数: 16

約数和(自身を含む): 1064448

約数和(自身を除く): 400714

約数列:

[1, 2, 23, 46, 47, 94, 307, 614, 1081, 2162, 7061, 14122, 14429, 28858, 331867, 663734]

約数ペア:

[(1, 663734), (2, 331867), (23, 28858), (46, 14429), (47, 14122), (94, 7061), (307, 2162), (614, 1081)]