209740154

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{14431}}^1$

素因数の和:14502

約数の個数: 24

約数和(自身を含む): 348619392

約数和(自身を除く): 138879238

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 7267, 14431, 14534, 28862, 187603, 375206, 620533, 1241066, 2438839, 4877678, 8066929, 16133858, 104870077, 209740154]

約数ペア:

[(1, 209740154), (2, 104870077), (13, 16133858), (26, 8066929), (43, 4877678), (86, 2438839), (169, 1241066), (338, 620533), (559, 375206), (1118, 187603), (7267, 28862), (14431, 14534)]