211345988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{328177}}^1$

素因数の和:328211

約数の個数: 24

約数和(自身を含む): 441071232

約数和(自身を除く): 229725244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 328177, 656354, 1312708, 2297239, 4594478, 7548071, 9188956, 15096142, 30192284, 52836497, 105672994, 211345988]

約数ペア:

[(1, 211345988), (2, 105672994), (4, 52836497), (7, 30192284), (14, 15096142), (23, 9188956), (28, 7548071), (46, 4594478), (92, 2297239), (161, 1312708), (322, 656354), (644, 328177)]