208031709

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1\times {\mathrm{1801}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 280535360

約数和(自身を除く): 72503651

約数列:

[1, 3, 139, 277, 417, 831, 1801, 5403, 38503, 115509, 250339, 498877, 751017, 1496631, 69343903, 208031709]

約数ペア:

[(1, 208031709), (3, 69343903), (139, 1496631), (277, 751017), (417, 498877), (831, 250339), (1801, 115509), (5403, 38503)]