278375901

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{5087}}^1$

素因数の和:5173

約数の個数: 32

約数和(自身を含む): 417623040

約数和(自身を除く): 139247139

約数列:

[1, 3, 17, 29, 37, 51, 87, 111, 493, 629, 1073, 1479, 1887, 3219, 5087, 15261, 18241, 54723, 86479, 147523, 188219, 259437, 442569, 564657, 2507891, 3199723, 5458351, 7523673, 9599169, 16375053, 92791967, 278375901]

約数ペア:

[(1, 278375901), (3, 92791967), (17, 16375053), (29, 9599169), (37, 7523673), (51, 5458351), (87, 3199723), (111, 2507891), (493, 564657), (629, 442569), (1073, 259437), (1479, 188219), (1887, 147523), (3219, 86479), (5087, 54723), (15261, 18241)]