51378607

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1667}}^1$

素因数の和:1735

約数の個数: 24

約数和(自身を含む): 65031984

約数和(自身を除く): 13653377

約数列:

[1, 7, 17, 37, 49, 119, 259, 629, 833, 1667, 1813, 4403, 11669, 28339, 30821, 61679, 81683, 198373, 431753, 1048543, 1388611, 3022271, 7339801, 51378607]

約数ペア:

[(1, 51378607), (7, 7339801), (17, 3022271), (37, 1388611), (49, 1048543), (119, 431753), (259, 198373), (629, 81683), (833, 61679), (1667, 30821), (1813, 28339), (4403, 11669)]