49720209

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{215239}}^1$

素因数の和:215260

約数の個数: 16

約数和(自身を含む): 82652160

約数和(自身を除く): 32931951

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 215239, 645717, 1506673, 2367629, 4520019, 7102887, 16573403, 49720209]

約数ペア:

[(1, 49720209), (3, 16573403), (7, 7102887), (11, 4520019), (21, 2367629), (33, 1506673), (77, 645717), (231, 215239)]