397894168

素因数分解:

$2^3\times 7^1\times {\mathrm{7105253}}^1$

素因数の和:7105266

約数の個数: 16

約数和(自身を含む): 852630480

約数和(自身を除く): 454736312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 7105253, 14210506, 28421012, 49736771, 56842024, 99473542, 198947084, 397894168]

約数ペア:

[(1, 397894168), (2, 198947084), (4, 99473542), (7, 56842024), (8, 49736771), (14, 28421012), (28, 14210506), (56, 7105253)]