278832478

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{4801}}^1$

素因数の和:5283

約数の個数: 16

約数和(自身を含む): 425265120

約数和(自身を除く): 146432642

約数列:

[1, 2, 71, 142, 409, 818, 4801, 9602, 29039, 58078, 340871, 681742, 1963609, 3927218, 139416239, 278832478]

約数ペア:

[(1, 278832478), (2, 139416239), (71, 3927218), (142, 1963609), (409, 681742), (818, 340871), (4801, 58078), (9602, 29039)]