280333396

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{126733}}^1$

素因数の和:126823

約数の個数: 24

約数和(自身を含む): 567768320

約数和(自身を除く): 287434924

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 126733, 253466, 506932, 887131, 1774262, 3548524, 10011907, 20023814, 40047628, 70083349, 140166698, 280333396]

約数ペア:

[(1, 280333396), (2, 140166698), (4, 70083349), (7, 40047628), (14, 20023814), (28, 10011907), (79, 3548524), (158, 1774262), (316, 887131), (553, 506932), (1106, 253466), (2212, 126733)]