218708968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{12421}}^1$

素因数の和:12529

約数の個数: 32

約数和(自身を含む): 429304320

約数和(自身を除く): 210595352

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 8804, 12421, 17608, 24842, 49684, 99368, 385051, 770102, 881891, 1540204, 1763782, 3080408, 3527564, 7055128, 27338621, 54677242, 109354484, 218708968]

約数ペア:

[(1, 218708968), (2, 109354484), (4, 54677242), (8, 27338621), (31, 7055128), (62, 3527564), (71, 3080408), (124, 1763782), (142, 1540204), (248, 881891), (284, 770102), (568, 385051), (2201, 99368), (4402, 49684), (8804, 24842), (12421, 17608)]