420190617

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1819007}}^1$

素因数の和:1819028

約数の個数: 16

約数和(自身を含む): 698499072

約数和(自身を除く): 278308455

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1819007, 5457021, 12733049, 20009077, 38199147, 60027231, 140063539, 420190617]

約数ペア:

[(1, 420190617), (3, 140063539), (7, 60027231), (11, 38199147), (21, 20009077), (33, 12733049), (77, 5457021), (231, 1819007)]