138365787

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2287}}^1$

素因数の和:2407

約数の個数: 32

約数和(自身を含む): 219062272

約数和(自身を除く): 80696485

約数列:

[1, 3, 7, 21, 43, 67, 129, 201, 301, 469, 903, 1407, 2287, 2881, 6861, 8643, 16009, 20167, 48027, 60501, 98341, 153229, 295023, 459687, 688387, 1072603, 2065161, 3217809, 6588847, 19766541, 46121929, 138365787]

約数ペア:

[(1, 138365787), (3, 46121929), (7, 19766541), (21, 6588847), (43, 3217809), (67, 2065161), (129, 1072603), (201, 688387), (301, 459687), (469, 295023), (903, 153229), (1407, 98341), (2287, 60501), (2881, 48027), (6861, 20167), (8643, 16009)]