81012538

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{313}}^1\times {\mathrm{1019}}^1$

素因数の和:1461

約数の個数: 16

約数和(自身を含む): 122987520

約数和(自身を除く): 41974982

約数列:

[1, 2, 127, 254, 313, 626, 1019, 2038, 39751, 79502, 129413, 258826, 318947, 637894, 40506269, 81012538]

約数ペア:

[(1, 81012538), (2, 40506269), (127, 637894), (254, 318947), (313, 258826), (626, 129413), (1019, 79502), (2038, 39751)]