64559247

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^2\times {\mathrm{163}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 90150144

約数和(自身を除く): 25590897

約数列:

[1, 3, 47, 53, 141, 159, 163, 489, 2491, 2809, 7473, 7661, 8427, 8639, 22983, 25917, 132023, 396069, 406033, 457867, 1218099, 1373601, 21519749, 64559247]

約数ペア:

[(1, 64559247), (3, 21519749), (47, 1373601), (53, 1218099), (141, 457867), (159, 406033), (163, 396069), (489, 132023), (2491, 25917), (2809, 22983), (7473, 8639), (7661, 8427)]