289140968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{16421}}^1$

素因数の和:16529

約数の個数: 32

約数和(自身を含む): 567544320

約数和(自身を除く): 278403352

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 8804, 16421, 17608, 32842, 65684, 131368, 509051, 1018102, 1165891, 2036204, 2331782, 4072408, 4663564, 9327128, 36142621, 72285242, 144570484, 289140968]

約数ペア:

[(1, 289140968), (2, 144570484), (4, 72285242), (8, 36142621), (31, 9327128), (62, 4663564), (71, 4072408), (124, 2331782), (142, 2036204), (248, 1165891), (284, 1018102), (568, 509051), (2201, 131368), (4402, 65684), (8804, 32842), (16421, 17608)]