642001085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1907}}^1\times {\mathrm{6121}}^1$

素因数の和:8044

約数の個数: 16

約数和(自身を含む): 841015872

約数和(自身を除く): 199014787

約数列:

[1, 5, 11, 55, 1907, 6121, 9535, 20977, 30605, 67331, 104885, 336655, 11672747, 58363735, 128400217, 642001085]

約数ペア:

[(1, 642001085), (5, 128400217), (11, 58363735), (55, 11672747), (1907, 336655), (6121, 104885), (9535, 67331), (20977, 30605)]