426180188

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{490991}}^1$

素因数の和:491033

約数の個数: 24

約数和(自身を含む): 879857664

約数和(自身を除く): 453677476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 490991, 981982, 1963964, 3436937, 6873874, 13747748, 15220721, 30441442, 60882884, 106545047, 213090094, 426180188]

約数ペア:

[(1, 426180188), (2, 213090094), (4, 106545047), (7, 60882884), (14, 30441442), (28, 15220721), (31, 13747748), (62, 6873874), (124, 3436937), (217, 1963964), (434, 981982), (868, 490991)]