66915945

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{28057}}^1$

素因数の和:28121

約数の個数: 24

約数和(自身を含む): 118180296

約数和(自身を除く): 51264351

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 28057, 84171, 140285, 252513, 420855, 1262565, 1487021, 4461063, 7435105, 13383189, 22305315, 66915945]

約数ペア:

[(1, 66915945), (3, 22305315), (5, 13383189), (9, 7435105), (15, 4461063), (45, 1487021), (53, 1262565), (159, 420855), (265, 252513), (477, 140285), (795, 84171), (2385, 28057)]