220164639

素因数分解:

$3^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1\times {\mathrm{929}}^1$

素因数の和:1530

約数の個数: 16

約数和(自身を含む): 296097120

約数和(自身を除く): 75932481

約数列:

[1, 3, 197, 401, 591, 929, 1203, 2787, 78997, 183013, 236991, 372529, 549039, 1117587, 73388213, 220164639]

約数ペア:

[(1, 220164639), (3, 73388213), (197, 1117587), (401, 549039), (591, 372529), (929, 236991), (1203, 183013), (2787, 78997)]