221528674619

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{10399919}}^1$

素因数の和:10400122

約数の個数: 16

約数和(自身を含む): 269565926400

約数和(自身を除く): 48037251781

約数列:

[1, 7, 17, 119, 179, 1253, 3043, 21301, 10399919, 72799433, 176798623, 1237590361, 1861585501, 13031098507, 31646953517, 221528674619]

約数ペア:

[(1, 221528674619), (7, 31646953517), (17, 13031098507), (119, 1861585501), (179, 1237590361), (1253, 176798623), (3043, 72799433), (21301, 10399919)]