521732

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 24

約数和(自身を含む): 979776

約数和(自身を除く): 458044

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 107, 212, 214, 428, 1219, 2438, 2461, 4876, 4922, 5671, 9844, 11342, 22684, 130433, 260866, 521732]

約数ペア:

[(1, 521732), (2, 260866), (4, 130433), (23, 22684), (46, 11342), (53, 9844), (92, 5671), (106, 4922), (107, 4876), (212, 2461), (214, 2438), (428, 1219)]