64578519

素因数分解:

$3^3\times {\mathrm{797}}^1\times {\mathrm{3001}}^1$

素因数の和:3807

約数の個数: 16

約数和(自身を含む): 95823840

約数和(自身を除く): 31245321

約数列:

[1, 3, 9, 27, 797, 2391, 3001, 7173, 9003, 21519, 27009, 81027, 2391797, 7175391, 21526173, 64578519]

約数ペア:

[(1, 64578519), (3, 21526173), (9, 7175391), (27, 2391797), (797, 81027), (2391, 27009), (3001, 21519), (7173, 9003)]