987119615

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{53171}}^1$

素因数の和:53302

約数の個数: 16

約数和(自身を含む): 1225082880

約数和(自身を除く): 237963265

約数列:

[1, 5, 47, 79, 235, 395, 3713, 18565, 53171, 265855, 2499037, 4200509, 12495185, 21002545, 197423923, 987119615]

約数ペア:

[(1, 987119615), (5, 197423923), (47, 21002545), (79, 12495185), (235, 4200509), (395, 2499037), (3713, 265855), (18565, 53171)]