725216

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 24

約数和(自身を含む): 1446984

約数和(自身を除く): 721768

約数列:

[1, 2, 4, 8, 16, 32, 131, 173, 262, 346, 524, 692, 1048, 1384, 2096, 2768, 4192, 5536, 22663, 45326, 90652, 181304, 362608, 725216]

約数ペア:

[(1, 725216), (2, 362608), (4, 181304), (8, 90652), (16, 45326), (32, 22663), (131, 5536), (173, 4192), (262, 2768), (346, 2096), (524, 1384), (692, 1048)]