80947839

素因数分解:

$3^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{5903}}^1$

素因数の和:6566

約数の個数: 16

約数和(自身を含む): 123558912

約数和(自身を除く): 42611073

約数列:

[1, 3, 7, 21, 653, 1959, 4571, 5903, 13713, 17709, 41321, 123963, 3854659, 11563977, 26982613, 80947839]

約数ペア:

[(1, 80947839), (3, 26982613), (7, 11563977), (21, 3854659), (653, 123963), (1959, 41321), (4571, 17709), (5903, 13713)]