197762785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{823}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 275519232

約数和(自身を除く): 77756447

約数列:

[1, 5, 11, 17, 55, 85, 187, 257, 823, 935, 1285, 2827, 4115, 4369, 9053, 13991, 14135, 21845, 45265, 48059, 69955, 153901, 211511, 240295, 769505, 1057555, 2326621, 3595687, 11633105, 17978435, 39552557, 197762785]

約数ペア:

[(1, 197762785), (5, 39552557), (11, 17978435), (17, 11633105), (55, 3595687), (85, 2326621), (187, 1057555), (257, 769505), (823, 240295), (935, 211511), (1285, 153901), (2827, 69955), (4115, 48059), (4369, 45265), (9053, 21845), (13991, 14135)]