426520521

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127739}}^1$

素因数の和:127805

約数の個数: 24

約数和(自身を含む): 717387840

約数和(自身を除く): 290867319

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 127739, 383217, 894173, 1149651, 2682519, 6770167, 8047557, 20310501, 47391169, 60931503, 142173507, 426520521]

約数ペア:

[(1, 426520521), (3, 142173507), (7, 60931503), (9, 47391169), (21, 20310501), (53, 8047557), (63, 6770167), (159, 2682519), (371, 1149651), (477, 894173), (1113, 383217), (3339, 127739)]