31809193

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4643}}^1$

素因数の和:4704

約数の個数: 16

約数和(自身を含む): 37449216

約数和(自身を除く): 5640023

約数列:

[1, 13, 17, 31, 221, 403, 527, 4643, 6851, 60359, 78931, 143933, 1026103, 1871129, 2446861, 31809193]

約数ペア:

[(1, 31809193), (13, 2446861), (17, 1871129), (31, 1026103), (221, 143933), (403, 78931), (527, 60359), (4643, 6851)]