2642775

素因数分解:

$3^1\times 5^2\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 4416384

約数和(自身を除く): 1773609

約数列:

[1, 3, 5, 15, 25, 75, 167, 211, 501, 633, 835, 1055, 2505, 3165, 4175, 5275, 12525, 15825, 35237, 105711, 176185, 528555, 880925, 2642775]

約数ペア:

[(1, 2642775), (3, 880925), (5, 528555), (15, 176185), (25, 105711), (75, 35237), (167, 15825), (211, 12525), (501, 5275), (633, 4175), (835, 3165), (1055, 2505)]