490339978

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1\times {\mathrm{7349}}^1$

素因数の和:7881

約数の個数: 16

約数和(自身を含む): 747318600

約数和(自身を除く): 256978622

約数列:

[1, 2, 73, 146, 457, 914, 7349, 14698, 33361, 66722, 536477, 1072954, 3358493, 6716986, 245169989, 490339978]

約数ペア:

[(1, 490339978), (2, 245169989), (73, 6716986), (146, 3358493), (457, 1072954), (914, 536477), (7349, 66722), (14698, 33361)]