209969013

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1\times {\mathrm{1607}}^1$

素因数の和:2156

約数の個数: 16

約数和(自身を含む): 283651200

約数和(自身を除く): 73682187

約数列:

[1, 3, 97, 291, 449, 1347, 1607, 4821, 43553, 130659, 155879, 467637, 721543, 2164629, 69989671, 209969013]

約数ペア:

[(1, 209969013), (3, 69989671), (97, 2164629), (291, 721543), (449, 467637), (1347, 155879), (1607, 130659), (4821, 43553)]