201428396

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{297971}}^1$

素因数の和:298001

約数の個数: 18

約数和(自身を含む): 381702132

約数和(自身を除く): 180273736

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 297971, 595942, 1191884, 3873623, 7747246, 15494492, 50357099, 100714198, 201428396]

約数ペア:

[(1, 201428396), (2, 100714198), (4, 50357099), (13, 15494492), (26, 7747246), (52, 3873623), (169, 1191884), (338, 595942), (676, 297971)]