201278456

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{249107}}^1$

素因数の和:249214

約数の個数: 16

約数和(自身を含む): 381135240

約数和(自身を除く): 179856784

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 249107, 498214, 996428, 1992856, 25159807, 50319614, 100639228, 201278456]

約数ペア:

[(1, 201278456), (2, 100639228), (4, 50319614), (8, 25159807), (101, 1992856), (202, 996428), (404, 498214), (808, 249107)]