128423732

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{479}}^1\times {\mathrm{691}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 227861760

約数和(自身を除く): 99438028

約数列:

[1, 2, 4, 97, 194, 388, 479, 691, 958, 1382, 1916, 2764, 46463, 67027, 92926, 134054, 185852, 268108, 330989, 661978, 1323956, 32105933, 64211866, 128423732]

約数ペア:

[(1, 128423732), (2, 64211866), (4, 32105933), (97, 1323956), (194, 661978), (388, 330989), (479, 268108), (691, 185852), (958, 134054), (1382, 92926), (1916, 67027), (2764, 46463)]