81296319

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{4001}}^1$

素因数の和:4538

約数の個数: 16

約数和(自身を含む): 116986464

約数和(自身を除く): 35690145

約数列:

[1, 3, 13, 39, 521, 1563, 4001, 6773, 12003, 20319, 52013, 156039, 2084521, 6253563, 27098773, 81296319]

約数ペア:

[(1, 81296319), (3, 27098773), (13, 6253563), (39, 2084521), (521, 156039), (1563, 52013), (4001, 20319), (6773, 12003)]