487720145

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{4051}}^1$

素因数の和:4277

約数の個数: 24

約数和(自身を含む): 646699200

約数和(自身を除く): 158979055

約数列:

[1, 5, 11, 55, 121, 199, 605, 995, 2189, 4051, 10945, 20255, 24079, 44561, 120395, 222805, 490171, 806149, 2450855, 4030745, 8867639, 44338195, 97544029, 487720145]

約数ペア:

[(1, 487720145), (5, 97544029), (11, 44338195), (55, 8867639), (121, 4030745), (199, 2450855), (605, 806149), (995, 490171), (2189, 222805), (4051, 120395), (10945, 44561), (20255, 24079)]