2548645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:476

約数の個数: 16

約数和(自身を含む): 3369600

約数和(自身を除く): 820955

約数列:

[1, 5, 11, 55, 149, 311, 745, 1555, 1639, 3421, 8195, 17105, 46339, 231695, 509729, 2548645]

約数ペア:

[(1, 2548645), (5, 509729), (11, 231695), (55, 46339), (149, 17105), (311, 8195), (745, 3421), (1555, 1639)]