138951424

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{17509}}^1$

素因数の和:17556

約数の個数: 36

約数和(自身を含む): 286323520

約数和(自身を除く): 147372096

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 17509, 35018, 70036, 140072, 280144, 542779, 560288, 1085558, 1120576, 2171116, 2241152, 4342232, 4482304, 8684464, 17368928, 34737856, 69475712, 138951424]

約数ペア:

[(1, 138951424), (2, 69475712), (4, 34737856), (8, 17368928), (16, 8684464), (31, 4482304), (32, 4342232), (62, 2241152), (64, 2171116), (124, 1120576), (128, 1085558), (248, 560288), (256, 542779), (496, 280144), (992, 140072), (1984, 70036), (3968, 35018), (7936, 17509)]