2149115974

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{145861}}^1$

素因数の和:146055

約数の個数: 16

約数和(自身を含む): 3308150160

約数和(自身を除く): 1159034186

約数列:

[1, 2, 53, 106, 139, 278, 7367, 14734, 145861, 291722, 7730633, 15461266, 20274679, 40549358, 1074557987, 2149115974]

約数ペア:

[(1, 2149115974), (2, 1074557987), (53, 40549358), (106, 20274679), (139, 15461266), (278, 7730633), (7367, 291722), (14734, 145861)]