253985284

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{13723}}^1$

素因数の和:14395

約数の個数: 24

約数和(自身を含む): 508776128

約数和(自身を除く): 254790844

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 2644, 4627, 9254, 13723, 18508, 27446, 54892, 96061, 192122, 384244, 9070903, 18141806, 36283612, 63496321, 126992642, 253985284]

約数ペア:

[(1, 253985284), (2, 126992642), (4, 63496321), (7, 36283612), (14, 18141806), (28, 9070903), (661, 384244), (1322, 192122), (2644, 96061), (4627, 54892), (9254, 27446), (13723, 18508)]