220170717

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{209089}}^1$

素因数の和:209114

約数の個数: 20

約数和(自身を含む): 354198460

約数和(自身を除く): 134027743

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 209089, 627267, 1881801, 2718157, 5645403, 8154471, 16936209, 24463413, 73390239, 220170717]

約数ペア:

[(1, 220170717), (3, 73390239), (9, 24463413), (13, 16936209), (27, 8154471), (39, 5645403), (81, 2718157), (117, 1881801), (351, 627267), (1053, 209089)]