210490189

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2297}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 277966080

約数和(自身を除く): 67475891

約数列:

[1, 7, 13, 19, 53, 91, 133, 247, 371, 689, 1007, 1729, 2297, 4823, 7049, 13091, 16079, 29861, 43643, 91637, 121741, 209027, 305501, 567359, 852187, 1582633, 2313079, 3971513, 11078431, 16191553, 30070027, 210490189]

約数ペア:

[(1, 210490189), (7, 30070027), (13, 16191553), (19, 11078431), (53, 3971513), (91, 2313079), (133, 1582633), (247, 852187), (371, 567359), (689, 305501), (1007, 209027), (1729, 121741), (2297, 91637), (4823, 43643), (7049, 29861), (13091, 16079)]