213656

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1571}}^1$

素因数の和:1594

約数の個数: 16

約数和(自身を含む): 424440

約数和(自身を除く): 210784

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1571, 3142, 6284, 12568, 26707, 53414, 106828, 213656]

約数ペア:

[(1, 213656), (2, 106828), (4, 53414), (8, 26707), (17, 12568), (34, 6284), (68, 3142), (136, 1571)]