2138875

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:327

約数の個数: 16

約数和(自身を含む): 2718144

約数和(自身を除く): 579269

約数列:

[1, 5, 25, 71, 125, 241, 355, 1205, 1775, 6025, 8875, 17111, 30125, 85555, 427775, 2138875]

約数ペア:

[(1, 2138875), (5, 427775), (25, 85555), (71, 30125), (125, 17111), (241, 8875), (355, 6025), (1205, 1775)]