42891455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6359}}^1$

素因数の和:6454

約数の個数: 16

約数和(自身を含む): 54950400

約数和(自身を除く): 12058945

約数列:

[1, 5, 19, 71, 95, 355, 1349, 6359, 6745, 31795, 120821, 451489, 604105, 2257445, 8578291, 42891455]

約数ペア:

[(1, 42891455), (5, 8578291), (19, 2257445), (71, 604105), (95, 451489), (355, 120821), (1349, 31795), (6359, 6745)]