247674728

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{232777}}^1$

素因数の和:232809

約数の個数: 32

約数和(自身を含む): 558667200

約数和(自身を除く): 310992472

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 232777, 465554, 931108, 1629439, 1862216, 3258878, 4422763, 6517756, 8845526, 13035512, 17691052, 30959341, 35382104, 61918682, 123837364, 247674728]

約数ペア:

[(1, 247674728), (2, 123837364), (4, 61918682), (7, 35382104), (8, 30959341), (14, 17691052), (19, 13035512), (28, 8845526), (38, 6517756), (56, 4422763), (76, 3258878), (133, 1862216), (152, 1629439), (266, 931108), (532, 465554), (1064, 232777)]