290438204

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{450991}}^1$

素因数の和:451025

約数の個数: 24

約数和(自身を含む): 606133248

約数和(自身を除く): 315695044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 450991, 901982, 1803964, 3156937, 6313874, 10372793, 12627748, 20745586, 41491172, 72609551, 145219102, 290438204]

約数ペア:

[(1, 290438204), (2, 145219102), (4, 72609551), (7, 41491172), (14, 20745586), (23, 12627748), (28, 10372793), (46, 6313874), (92, 3156937), (161, 1803964), (322, 901982), (644, 450991)]