25203139

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 29514240

約数和(自身を除く): 4311101

約数列:

[1, 13, 19, 47, 167, 169, 247, 611, 893, 2171, 3173, 3211, 7849, 7943, 11609, 28223, 41249, 102037, 149131, 150917, 536237, 1326481, 1938703, 25203139]

約数ペア:

[(1, 25203139), (13, 1938703), (19, 1326481), (47, 536237), (167, 150917), (169, 149131), (247, 102037), (611, 41249), (893, 28223), (2171, 11609), (3173, 7943), (3211, 7849)]