281920355

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{6427}}^1$

素因数の和:6746

約数の個数: 16

約数和(自身を含む): 350505984

約数和(自身を除く): 68585629

約数列:

[1, 5, 31, 155, 283, 1415, 6427, 8773, 32135, 43865, 199237, 996185, 1818841, 9094205, 56384071, 281920355]

約数ペア:

[(1, 281920355), (5, 56384071), (31, 9094205), (155, 1818841), (283, 996185), (1415, 199237), (6427, 43865), (8773, 32135)]