208189737

素因数分解:

$3^3\times 7^1\times {\mathrm{1101533}}^1$

素因数の和:1101549

約数の個数: 16

約数和(自身を含む): 352490880

約数和(自身を除く): 144301143

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1101533, 3304599, 7710731, 9913797, 23132193, 29741391, 69396579, 208189737]

約数ペア:

[(1, 208189737), (3, 69396579), (7, 29741391), (9, 23132193), (21, 9913797), (27, 7710731), (63, 3304599), (189, 1101533)]