81537903

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{3637}}^1$

素因数の和:3743

約数の個数: 24

約数和(自身を含む): 122586048

約数和(自身を除く): 41048145

約数列:

[1, 3, 9, 47, 53, 141, 159, 423, 477, 2491, 3637, 7473, 10911, 22419, 32733, 170939, 192761, 512817, 578283, 1538451, 1734849, 9059767, 27179301, 81537903]

約数ペア:

[(1, 81537903), (3, 27179301), (9, 9059767), (47, 1734849), (53, 1538451), (141, 578283), (159, 512817), (423, 192761), (477, 170939), (2491, 32733), (3637, 22419), (7473, 10911)]