140778404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{15649}}^1$

素因数の和:15839

約数の個数: 24

約数和(自身を含む): 266863800

約数和(自身を除く): 126085396

約数列:

[1, 2, 4, 13, 26, 52, 173, 346, 692, 2249, 4498, 8996, 15649, 31298, 62596, 203437, 406874, 813748, 2707277, 5414554, 10829108, 35194601, 70389202, 140778404]

約数ペア:

[(1, 140778404), (2, 70389202), (4, 35194601), (13, 10829108), (26, 5414554), (52, 2707277), (173, 813748), (346, 406874), (692, 203437), (2249, 62596), (4498, 31298), (8996, 15649)]