401020319

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1\times {\mathrm{1553}}^1$

素因数の和:2594

約数の個数: 16

約数和(自身を含む): 471471168

約数和(自身を除く): 70450849

約数列:

[1, 7, 37, 259, 997, 1553, 6979, 10871, 36889, 57461, 258223, 402227, 1548341, 10838387, 57288617, 401020319]

約数ペア:

[(1, 401020319), (7, 57288617), (37, 10838387), (259, 1548341), (997, 402227), (1553, 258223), (6979, 57461), (10871, 36889)]