2415987

素因数分解:

$3^4\times 7^1\times {\mathrm{4261}}^1$

素因数の和:4280

約数の個数: 20

約数和(自身を含む): 4125616

約数和(自身を除く): 1709629

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4261, 12783, 29827, 38349, 89481, 115047, 268443, 345141, 805329, 2415987]

約数ペア:

[(1, 2415987), (3, 805329), (7, 345141), (9, 268443), (21, 115047), (27, 89481), (63, 38349), (81, 29827), (189, 12783), (567, 4261)]