221289706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{51059}}^1$

素因数の和:51269

約数の個数: 16

約数和(自身を含む): 363955680

約数和(自身を除く): 142665974

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 51059, 102118, 561649, 1123298, 10058623, 20117246, 110644853, 221289706]

約数ペア:

[(1, 221289706), (2, 110644853), (11, 20117246), (22, 10058623), (197, 1123298), (394, 561649), (2167, 102118), (4334, 51059)]