207718364

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{21379}}^1$

素因数の和:21737

約数の個数: 24

約数和(自身を含む): 416653440

約数和(自身を除く): 208935076

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 2429, 4858, 9716, 21379, 42758, 85516, 149653, 299306, 598612, 7418513, 14837026, 29674052, 51929591, 103859182, 207718364]

約数ペア:

[(1, 207718364), (2, 103859182), (4, 51929591), (7, 29674052), (14, 14837026), (28, 7418513), (347, 598612), (694, 299306), (1388, 149653), (2429, 85516), (4858, 42758), (9716, 21379)]