388366856

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{643}}^1\times {\mathrm{733}}^1$

素因数の和:1485

約数の個数: 32

約数和(自身を含む): 737405760

約数和(自身を除く): 349038904

約数列:

[1, 2, 4, 8, 103, 206, 412, 643, 733, 824, 1286, 1466, 2572, 2932, 5144, 5864, 66229, 75499, 132458, 150998, 264916, 301996, 471319, 529832, 603992, 942638, 1885276, 3770552, 48545857, 97091714, 194183428, 388366856]

約数ペア:

[(1, 388366856), (2, 194183428), (4, 97091714), (8, 48545857), (103, 3770552), (206, 1885276), (412, 942638), (643, 603992), (733, 529832), (824, 471319), (1286, 301996), (1466, 264916), (2572, 150998), (2932, 132458), (5144, 75499), (5864, 66229)]