221497264

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{28901}}^1$

素因数の和:29388

約数の個数: 20

約数和(自身を含む): 430061760

約数和(自身を除く): 208564496

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3832, 7664, 28901, 57802, 115604, 231208, 462416, 13843579, 27687158, 55374316, 110748632, 221497264]

約数ペア:

[(1, 221497264), (2, 110748632), (4, 55374316), (8, 27687158), (16, 13843579), (479, 462416), (958, 231208), (1916, 115604), (3832, 57802), (7664, 28901)]