2498705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 3302208

約数和(自身を除く): 803503

約数列:

[1, 5, 11, 55, 181, 251, 905, 1255, 1991, 2761, 9955, 13805, 45431, 227155, 499741, 2498705]

約数ペア:

[(1, 2498705), (5, 499741), (11, 227155), (55, 45431), (181, 13805), (251, 9955), (905, 2761), (1255, 1991)]