66874821

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{7759}}^1$

素因数の和:7805

約数の個数: 24

約数和(自身を含む): 102245760

約数和(自身を除く): 35370939

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2873, 7759, 8619, 23277, 100867, 131903, 302601, 395709, 1311271, 1714739, 3933813, 5144217, 22291607, 66874821]

約数ペア:

[(1, 66874821), (3, 22291607), (13, 5144217), (17, 3933813), (39, 1714739), (51, 1311271), (169, 395709), (221, 302601), (507, 131903), (663, 100867), (2873, 23277), (7759, 8619)]