64245519

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{42239}}^1$

素因数の和:42271

約数の個数: 18

約数和(自身を含む): 100488960

約数和(自身を除く): 36243441

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 42239, 126717, 380151, 549107, 1647321, 4941963, 7138391, 21415173, 64245519]

約数ペア:

[(1, 64245519), (3, 21415173), (9, 7138391), (13, 4941963), (39, 1647321), (117, 549107), (169, 380151), (507, 126717), (1521, 42239)]