2555415

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 4746240

約数和(自身を除く): 2190825

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 823, 1035, 2469, 3105, 4115, 7407, 12345, 18929, 22221, 37035, 56787, 94645, 111105, 170361, 283935, 511083, 851805, 2555415]

約数ペア:

[(1, 2555415), (3, 851805), (5, 511083), (9, 283935), (15, 170361), (23, 111105), (27, 94645), (45, 56787), (69, 37035), (115, 22221), (135, 18929), (207, 12345), (345, 7407), (621, 4115), (823, 3105), (1035, 2469)]