211821886

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1\times {\mathrm{1523}}^1$

素因数の和:2075

約数の個数: 16

約数和(自身を含む): 320460624

約数和(自身を除く): 108638738

約数列:

[1, 2, 197, 353, 394, 706, 1523, 3046, 69541, 139082, 300031, 537619, 600062, 1075238, 105910943, 211821886]

約数ペア:

[(1, 211821886), (2, 105910943), (197, 1075238), (353, 600062), (394, 537619), (706, 300031), (1523, 139082), (3046, 69541)]