267221438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{61657}}^1$

素因数の和:61867

約数の個数: 16

約数和(自身を含む): 439498224

約数和(自身を除く): 172276786

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 61657, 123314, 678227, 1356454, 12146429, 24292858, 133610719, 267221438]

約数ペア:

[(1, 267221438), (2, 133610719), (11, 24292858), (22, 12146429), (197, 1356454), (394, 678227), (2167, 123314), (4334, 61657)]