12856855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 17236800

約数和(自身を除く): 4379945

約数列:

[1, 5, 11, 55, 79, 121, 269, 395, 605, 869, 1345, 2959, 4345, 9559, 14795, 21251, 32549, 47795, 106255, 162745, 233761, 1168805, 2571371, 12856855]

約数ペア:

[(1, 12856855), (5, 2571371), (11, 1168805), (55, 233761), (79, 162745), (121, 106255), (269, 47795), (395, 32549), (605, 21251), (869, 14795), (1345, 9559), (2959, 4345)]