128217488

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{36929}}^1$

素因数の和:36975

約数の個数: 40

約数和(自身を含む): 293076480

約数和(自身を除く): 164858992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 36929, 73858, 147716, 258503, 295432, 517006, 590864, 1034012, 1144799, 2068024, 2289598, 4136048, 4579196, 8013593, 9158392, 16027186, 18316784, 32054372, 64108744, 128217488]

約数ペア:

[(1, 128217488), (2, 64108744), (4, 32054372), (7, 18316784), (8, 16027186), (14, 9158392), (16, 8013593), (28, 4579196), (31, 4136048), (56, 2289598), (62, 2068024), (112, 1144799), (124, 1034012), (217, 590864), (248, 517006), (434, 295432), (496, 258503), (868, 147716), (1736, 73858), (3472, 36929)]