138916127

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 166212000

約数和(自身を除く): 27295873

約数列:

[1, 7, 49, 53, 149, 359, 371, 1043, 2513, 2597, 7301, 7897, 17591, 19027, 53491, 55279, 133189, 374437, 386953, 932323, 2621059, 2835023, 19845161, 138916127]

約数ペア:

[(1, 138916127), (7, 19845161), (49, 2835023), (53, 2621059), (149, 932323), (359, 386953), (371, 374437), (1043, 133189), (2513, 55279), (2597, 53491), (7301, 19027), (7897, 17591)]