1231357696

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{155161}}^1$

素因数の和:155208

約数の個数: 36

約数和(自身を含む): 2537209024

約数和(自身を除く): 1305851328

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 155161, 310322, 620644, 1241288, 2482576, 4809991, 4965152, 9619982, 9930304, 19239964, 19860608, 38479928, 39721216, 76959856, 153919712, 307839424, 615678848, 1231357696]

約数ペア:

[(1, 1231357696), (2, 615678848), (4, 307839424), (8, 153919712), (16, 76959856), (31, 39721216), (32, 38479928), (62, 19860608), (64, 19239964), (124, 9930304), (128, 9619982), (248, 4965152), (256, 4809991), (496, 2482576), (992, 1241288), (1984, 620644), (3968, 310322), (7936, 155161)]