28663717

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 31230144

約数和(自身を除く): 2566427

約数列:

[1, 17, 61, 131, 211, 1037, 2227, 3587, 7991, 12871, 27641, 135847, 218807, 469897, 1686101, 28663717]

約数ペア:

[(1, 28663717), (17, 1686101), (61, 469897), (131, 218807), (211, 135847), (1037, 27641), (2227, 12871), (3587, 7991)]