208889371397

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{1621019}}^1$

素因数の和:1621516

約数の個数: 16

約数和(自身を含む): 245098224000

約数和(自身を除く): 36208852603

約数列:

[1, 7, 41, 287, 449, 3143, 18409, 128863, 1621019, 11347133, 66461779, 465232453, 727837531, 5094862717, 29841338771, 208889371397]

約数ペア:

[(1, 208889371397), (7, 29841338771), (41, 5094862717), (287, 727837531), (449, 465232453), (3143, 66461779), (18409, 11347133), (128863, 1621019)]