221323234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{28499}}^1$

素因数の和:28865

約数の個数: 16

約数和(自身を含む): 363204000

約数和(自身を除く): 141880766

約数列:

[1, 2, 11, 22, 353, 706, 3883, 7766, 28499, 56998, 313489, 626978, 10060147, 20120294, 110661617, 221323234]

約数ペア:

[(1, 221323234), (2, 110661617), (11, 20120294), (22, 10060147), (353, 626978), (706, 313489), (3883, 56998), (7766, 28499)]